Class information for:
Level 3: HELICOBACTER PYLORI//GASTROENTEROLOGY & HEPATOLOGY//HELICOBACTER

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
261 44585 33.0 69%


Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes
The table includes all classes above and classes immediately below the current class.


Cluster id Level Cluster label #P
6 4 GASTROENTEROLOGY & HEPATOLOGY//ONCOLOGY//SURGERY 1371034
261 3       HELICOBACTER PYLORI//GASTROENTEROLOGY & HEPATOLOGY//HELICOBACTER 44585
196 2             HELICOBACTER PYLORI//HELICOBACTER//GASTRITIS 21432
590 2             GASTRIC ULCER//GASTROPROTECTION//SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY 14172
1721 2             CAPSULE ENDOSCOPY//OBSCURE GASTROINTESTINAL BLEEDING//ANGIODYSPLASIA 6632
3096 2             PERFORATED PEPTIC ULCER//PEPTIC ULCER PERFORATION//PERFORATED DUODENAL ULCER 2349

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 HELICOBACTER PYLORI authKW 3143686 16% 65% 7136
2 GASTROENTEROLOGY & HEPATOLOGY WoSSC 694917 38% 6% 16851
3 HELICOBACTER journal 564256 2% 80% 1034
4 GASTRITIS authKW 360934 2% 56% 940
5 DUODENAL ULCER authKW 320038 2% 67% 703
6 H PYLORI authKW 279179 2% 61% 670
7 CAGA authKW 276616 1% 88% 463
8 PEPTIC ULCER authKW 276450 2% 57% 711
9 CAPSULE ENDOSCOPY authKW 246398 1% 71% 510
10 GASTRIC ULCER authKW 204885 1% 47% 645

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 Gastroenterology & Hepatology 694917 38% 6% 16851
2 Microbiology 16707 9% 1% 4194
3 Medicine, General & Internal 11638 9% 1% 4029
4 Pharmacology & Pharmacy 10536 11% 1% 5096
5 Surgery 5923 8% 0% 3742
6 Infectious Diseases 4794 4% 1% 1725
7 Physiology 3598 4% 1% 1836
8 Pathology 3496 3% 1% 1431
9 Medicine, Research & Experimental 1656 4% 0% 1563
10 Immunology 1204 4% 0% 1994

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 GASTROENTEROL 200639 11% 6% 4795
2 U853 28220 0% 69% 60
3 ENDOSCOPY 26711 1% 12% 334
4 GASTROENTEROL UNIT 22756 1% 9% 366
5 GASTROENTEROL HEPATOL 18302 2% 3% 946
6 INTERNAL MED 15169 6% 1% 2553
7 UNIDAD INVEST ENFERMEDADES INFECCIOSAS 14456 0% 76% 28
8 HELICOBACTER REFERENCE UNIT 13889 0% 88% 23
9 GASTROENTEROL HEPATOL INFECT DIS 13234 0% 17% 119
10 DIGEST DIS 13112 1% 5% 396

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class
1 HELICOBACTER 564256 2% 80% 1034
2 SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY 187821 4% 17% 1643
3 ALIMENTARY PHARMACOLOGY & THERAPEUTICS 98695 2% 15% 969
4 DIGESTIVE DISEASES AND SCIENCES 82148 3% 10% 1250
5 EUROPEAN JOURNAL OF GASTROENTEROLOGY & HEPATOLOGY 56490 2% 12% 682
6 JOURNAL OF CLINICAL GASTROENTEROLOGY 51539 2% 12% 669
7 AMERICAN JOURNAL OF GASTROENTEROLOGY 44448 2% 8% 876
8 GUT 43194 2% 8% 781
9 GASTROENTEROLOGY 42461 2% 7% 920
10 GASTROINTESTINAL ENDOSCOPY 41531 2% 9% 693

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with term
in class		 LCSH search Wikipedia search
1 HELICOBACTER PYLORI 3143686 16% 65% 7136 Search HELICOBACTER+PYLORI Search HELICOBACTER+PYLORI
2 GASTRITIS 360934 2% 56% 940 Search GASTRITIS Search GASTRITIS
3 DUODENAL ULCER 320038 2% 67% 703 Search DUODENAL+ULCER Search DUODENAL+ULCER
4 H PYLORI 279179 2% 61% 670 Search H+PYLORI Search H+PYLORI
5 CAGA 276616 1% 88% 463 Search CAGA Search CAGA
6 PEPTIC ULCER 276450 2% 57% 711 Search PEPTIC+ULCER Search PEPTIC+ULCER
7 CAPSULE ENDOSCOPY 246398 1% 71% 510 Search CAPSULE+ENDOSCOPY Search CAPSULE+ENDOSCOPY
8 GASTRIC ULCER 204885 1% 47% 645 Search GASTRIC+ULCER Search GASTRIC+ULCER
9 VACA 162259 1% 95% 250 Search VACA Search VACA
10 HELICOBACTER 145060 1% 69% 308 Search HELICOBACTER Search HELICOBACTER

Core articles
The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.


Rank Reference # ref. in
cl.		 Shr. of ref. in
cl.		 Citations
1 MEGRAUD, F , LEHOURS, P , (2007) HELICOBACTER PYLORI DETECTION AND ANTIMICROBIAL SUSCEPTIBILITY TESTING.CLINICAL MICROBIOLOGY REVIEWS. VOL. 20. ISSUE 2. P. 280-+ 496 95% 256
2 KUSTERS, JG , VAN VLIET, AHM , KUIPERS, EJ , (2006) PATHOGENESIS OF HELICOBACTER PYLORI INFECTION.CLINICAL MICROBIOLOGY REVIEWS. VOL. 19. ISSUE 3. P. 449 -+ 492 75% 629
3 MALFERTHEINER, P , MEGRAUD, F , O'MORAIN, CA , ATHERTON, J , AXON, ATR , BAZZOLI, F , GENSINI, GF , GISBERT, JP , GRAHAM, DY , ROKKAS, T , ET AL (2012) MANAGEMENT OF HELICOBACTER PYLORI INFECTION-THE MAASTRICHT IV/ FLORENCE CONSENSUS REPORT.GUT. VOL. 61. ISSUE 5. P. 646 -664 219 75% 783
4 MALFERTHEINER, P , MEGRAUD, F , O'MORAIN, CA , GISBERT, JP , KUIPERS, EJ , AXON, AT , BAZZOLI, F , GASBARRINI, A , ATHERTON, J , GRAHAM, DY , ET AL (2017) MANAGEMENT OF HELICOBACTER PYLORI INFECTION-THE MAASTRICHT V/FLORENCE CONSENSUS REPORT.GUT. VOL. 66. ISSUE 1. P. 6 -30 266 73% 2
5 THUNG, I , ARAMIN, H , VAVINSKAYA, V , GUPTA, S , PARK, JY , CROWE, SE , VALASEK, MA , (2016) REVIEW ARTICLE: THE GLOBAL EMERGENCE OF HELICOBACTER PYLORI ANTIBIOTIC RESISTANCE.ALIMENTARY PHARMACOLOGY & THERAPEUTICS. VOL. 43. ISSUE 4. P. 514 -533 180 95% 12
6 DUNN, BE , COHEN, H , BLASER, MJ , (1997) HELICOBACTER PYLORI.CLINICAL MICROBIOLOGY REVIEWS. VOL. 10. ISSUE 4. P. 720-& 263 89% 901
7 PENNAZIO, M , SPADA, C , ELIAKIM, R , KEUCHEL, M , MAY, A , MULDER, CJ , RONDONOTTI, E , ADLER, SN , ALBERT, J , BALTES, P , ET AL (2015) SMALL-BOWEL CAPSULE ENDOSCOPY AND DEVICE-ASSISTED ENTEROSCOPY FOR DIAGNOSIS AND TREATMENT OF SMALL-BOWEL DISORDERS: EUROPEAN SOCIETY OF GASTROINTESTINAL ENDOSCOPY (ESGE) CLINICAL GUIDELINE.ENDOSCOPY. VOL. 47. ISSUE 4. P. 352 -376 227 79% 33
8 WROBLEWSKI, LE , PEEK, RM , WILSON, KT , (2010) HELICOBACTER PYLORI AND GASTRIC CANCER: FACTORS THAT MODULATE DISEASE RISK.CLINICAL MICROBIOLOGY REVIEWS. VOL. 23. ISSUE 4. P. 713-739 253 73% 255
9 SOLNICK, JV , SCHAUER, DB , (2001) EMERGENCE OF DIVERSE HELICOBACTER SPECIES IN THE PATHOGENESIS OF GASTRIC AND ENTEROHEPATIC DISEASES.CLINICAL MICROBIOLOGY REVIEWS. VOL. 14. ISSUE 1. P. 59 -+ 328 90% 220
10 FISCHBACH, W , MALFERTHEINER, P , JANSEN, PL , BOLTEN, W , BORNSCHEIN, J , BUDERUS, S , GLOCKER, E , HOFFMANN, JC , KOLETZKO, S , LABENZ, J , ET AL (2016) S2K-GUIDELINE HELICOBACTER PYLORI AND GASTRODUODENAL ULCER DISEASE.ZEITSCHRIFT FUR GASTROENTEROLOGIE. VOL. 54. ISSUE 4. P. 327 -363 292 71% 3

Classes with closest relation at Level 3


Rank Class id link
1 192 GASTROESOPHAGEAL REFLUX DISEASE//GASTROESOPHAGEAL REFLUX//ESOPHAGEAL CANCER
2 337 IRRITABLE BOWEL SYNDROME//CONSTIPATION//ENTERIC NERVOUS SYSTEM
3 591 GASTROINTESTINAL STROMAL TUMOR//GIST//INTUSSUSCEPTION
4 275 NSAIDS//CYCLOOXYGENASE//CYCLOOXYGENASE 2
5 673 SIDEROPHORE//COLICIN//UREASE
6 686 HISTAMINE//HISTAMINE H 3 RECEPTOR//THIOPERAMIDE
7 416 NEUROENDOCRINE TUMORS//CARCINOID//SMALL CELL CARCINOMA
8 380 CROHNS DISEASE//ULCERATIVE COLITIS//INFLAMMATORY BOWEL DISEASE
9 209 GHRELIN//ADRENOMEDULLIN//NEUROPEPTIDE Y
10 109 RECTAL CANCER//COLORECTAL CANCER//COLONOSCOPY

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