Class information for:
Level 1: TWIN TWIN TRANSFUSION SYNDROME//MONOCHORIONIC TWINS//TWIN TO TWIN TRANSFUSION SYNDROME

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
2786 2148 24.2 73%


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
17 4 REPRODUCTIVE BIOLOGY//OBSTETRICS & GYNECOLOGY//VETERINARY SCIENCES 563730
453 3       PRENATAL DIAGNOSIS//NUCHAL TRANSLUCENCY//OBSTETRICS & GYNECOLOGY 25435
2240 2             TWIN TWIN TRANSFUSION SYNDROME//MONOCHORIONIC TWINS//TWIN TO TWIN TRANSFUSION SYNDROME 4739
2786 1                   TWIN TWIN TRANSFUSION SYNDROME//MONOCHORIONIC TWINS//TWIN TO TWIN TRANSFUSION SYNDROME 2148

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 TWIN TWIN TRANSFUSION SYNDROME authKW 3784238 14% 87% 307
2 MONOCHORIONIC TWINS authKW 2757011 11% 85% 228
3 TWIN TO TWIN TRANSFUSION SYNDROME authKW 1984160 8% 86% 162
4 MONOCHORIONIC authKW 767516 3% 75% 72
5 TTTS authKW 747109 3% 91% 58
6 TWIN ANEMIA POLYCYTHEMIA SEQUENCE authKW 725177 2% 98% 52
7 ACARDIAC TWIN authKW 653841 2% 100% 46
8 AMNIOREDUCTION authKW 543066 2% 85% 45
9 CHORIONICITY authKW 504952 3% 51% 69
10 MONOCHORIONIC TWIN PREGNANCY authKW 463298 2% 88% 37

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 Obstetrics & Gynecology 137634 76% 1% 1627
2 Acoustics 9720 13% 0% 278
3 Pediatrics 4279 16% 0% 345
4 Radiology, Nuclear Medicine & Medical Imaging 3104 16% 0% 336
5 Reproductive Biology 2574 7% 0% 152
6 Genetics & Heredity 1001 10% 0% 220
7 Developmental Biology 569 4% 0% 78
8 Pathology 53 2% 0% 46
9 Medicine, General & Internal 13 3% 0% 65
10 Engineering, Biomedical -0 1% 0% 12

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 FETAL MED 159706 5% 10% 113
2 PROGRAM FETAL MED 136913 1% 57% 17
3 FETAL CARE 122571 2% 25% 34
4 MATERNAL FETAL MED 110971 10% 4% 221
5 JACKSON FETAL THER Y 104663 0% 82% 9
6 OBSTET FETAL MED 97300 2% 21% 33
7 FLORIDA FETAL DIAG THER Y 96052 1% 48% 14
8 FETAL CARE CINCINNATI 91358 1% 43% 15
9 FETAL MED UNIT 79663 4% 7% 77
10 MATERNAL PERINATAL CARE 78915 1% 29% 19

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 FETAL DIAGNOSIS AND THERAPY 131111 7% 7% 141
2 ULTRASOUND IN OBSTETRICS & GYNECOLOGY 118992 9% 4% 195
3 TWIN RESEARCH AND HUMAN GENETICS 46306 3% 6% 57
4 AMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY 38106 11% 1% 232
5 PRENATAL DIAGNOSIS 33548 5% 2% 115
6 ACTA GENETICAE MEDICAE ET GEMELLOLOGIAE 27600 1% 7% 28
7 JOURNAL OF PERINATAL MEDICINE 17825 3% 2% 60
8 OBSTETRICS AND GYNECOLOGY 16354 6% 1% 128
9 PLACENTA 12983 3% 2% 60
10 TWIN RESEARCH 12139 1% 6% 14

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 TWIN TWIN TRANSFUSION SYNDROME 3784238 14% 87% 307 Search TWIN+TWIN+TRANSFUSION+SYNDROME Search TWIN+TWIN+TRANSFUSION+SYNDROME
2 MONOCHORIONIC TWINS 2757011 11% 85% 228 Search MONOCHORIONIC+TWINS Search MONOCHORIONIC+TWINS
3 TWIN TO TWIN TRANSFUSION SYNDROME 1984160 8% 86% 162 Search TWIN+TO+TWIN+TRANSFUSION+SYNDROME Search TWIN+TO+TWIN+TRANSFUSION+SYNDROME
4 MONOCHORIONIC 767516 3% 75% 72 Search MONOCHORIONIC Search MONOCHORIONIC
5 TTTS 747109 3% 91% 58 Search TTTS Search TTTS
6 TWIN ANEMIA POLYCYTHEMIA SEQUENCE 725177 2% 98% 52 Search TWIN+ANEMIA+POLYCYTHEMIA+SEQUENCE Search TWIN+ANEMIA+POLYCYTHEMIA+SEQUENCE
7 ACARDIAC TWIN 653841 2% 100% 46 Search ACARDIAC+TWIN Search ACARDIAC+TWIN
8 AMNIOREDUCTION 543066 2% 85% 45 Search AMNIOREDUCTION Search AMNIOREDUCTION
9 CHORIONICITY 504952 3% 51% 69 Search CHORIONICITY Search CHORIONICITY
10 MONOCHORIONIC TWIN PREGNANCY 463298 2% 88% 37 Search MONOCHORIONIC+TWIN+PREGNANCY Search MONOCHORIONIC+TWIN+PREGNANCY

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 FISK, NM , DUNCOMBE, GJ , SULLIVAN, MHF , (2009) THE BASIC AND CLINICAL SCIENCE OF TWIN-TWIN TRANSFUSION SYNDROME.PLACENTA. VOL. 30. ISSUE 5. P. 379 -390 137 91% 46
2 SIMPSON, LL , (2013) TWIN-TWIN TRANSFUSION SYNDROME.AMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY. VOL. 208. ISSUE 1. P. 3 -18 95 97% 52
3 KHALIL, A , RODGERS, M , BASCHAT, A , BHIDE, A , GRATACOS, E , HECHER, K , KILBY, MD , LEWI, L , NICOLAIDES, KH , OEPKES, D , ET AL (2016) ISUOG PRACTICE GUIDELINES: ROLE OF ULTRASOUND IN TWIN PREGNANCY.ULTRASOUND IN OBSTETRICS & GYNECOLOGY. VOL. 47. ISSUE 2. P. 247 -263 89 80% 6
4 DE PAEPE, ME , LUKS, FI , (2013) WHAT-AND WHY-THE PATHOLOGIST SHOULD KNOW ABOUT TWIN-TO-TWIN TRANSFUSION SYNDROME.PEDIATRIC AND DEVELOPMENTAL PATHOLOGY. VOL. 16. ISSUE 4. P. 237-251 91 98% 4
5 CHALOUHI, GE , STIRNEMANN, JJ , SALOMON, LJ , ESSAOUI, M , QUIBEL, T , VILLE, Y , (2010) SPECIFIC COMPLICATIONS OF MONOCHORIONIC TWIN PREGNANCIES: TWIN-TWIN TRANSFUSION SYNDROME AND TWIN REVERSED ARTERIAL PERFUSION SEQUENCE.SEMINARS IN FETAL & NEONATAL MEDICINE. VOL. 15. ISSUE 6. P. 349-356 87 98% 24
6 GRATACOS, E , ORTIZ, JU , MARTINEZ, JM , (2012) A SYSTEMATIC APPROACH TO THE DIFFERENTIAL DIAGNOSIS AND MANAGEMENT OF THE COMPLICATIONS OF MONOCHORIONIC TWIN PREGNANCIES.FETAL DIAGNOSIS AND THERAPY. VOL. 32. ISSUE 3. P. 145 -155 76 95% 17
7 JAIN, V , FISK, NM , (2004) THE TWIN-TWIN TRANSFUSION SYNDROME.CLINICAL OBSTETRICS AND GYNECOLOGY. VOL. 47. ISSUE 1. P. 181-202 90 97% 36
8 JOHNSON, A , (2015) DIAGNOSIS AND MANAGEMENT OF TWIN-TWIN TRANSFUSION SYNDROME.CLINICAL OBSTETRICS AND GYNECOLOGY. VOL. 58. ISSUE 3. P. 611 -631 71 97% 0
9 LEWI, L , DEPREST, J , HECHER, K , (2013) THE VASCULAR ANASTOMOSES IN MONOCHORIONIC TWIN PREGNANCIES AND THEIR CLINICAL CONSEQUENCES.AMERICAN JOURNAL OF OBSTETRICS AND GYNECOLOGY. VOL. 208. ISSUE 1. P. 19 -30 62 93% 31
10 HABLI, M , LIM, FY , CROMBLEHOLME, T , (2009) TWIN-TO-TWIN TRANSFUSION SYNDROME: A COMPREHENSIVE UPDATE.CLINICS IN PERINATOLOGY. VOL. 36. ISSUE 2. P. 391-+ 80 84% 25

Classes with closest relation at Level 1


Rank Class id link
1 4471 MULTIFETAL PREGNANCY REDUCTION//TRIPLETS//MULTIPLE PREGNANCY
2 17888 BLOOD CHIMERISM//POPULAT GENET UNIT//ACTA GENETICAE MEDICAE ET GEMELLOLOGIAE
3 24537 FETAL CARDIAC FUNCTION//MYOCARDIAL PERFORMANCE INDEX//MODIFIED MYOCARDIAL PERFORMANCE INDEX
4 15990 MYELOMENINGOCELE//FETAL SURGERY//SPINA BIFIDA
5 22607 CHORIOANGIOMA//PLACENTAL MESENCHYMAL DYSPLASIA//PLACENTAL CHORIOANGIOMA
6 17819 ASSISTED HATCHING//LASER ASSISTED HATCHING//PARTIAL ZONA DISSECTION
7 17315 AMNIOTIC BAND SYNDROME//LIMB BODY WALL COMPLEX//AMNIOTIC BANDS
8 7089 SINGLE UMBILICAL ARTERY//UMBILICAL CORD//VASA PREVIA
9 35992 HYDRANENCEPHALY//FOWLER SYNDROME//FLVCR2
10 11928 CONJOINED TWINS//FETUS IN FETU//PARASITIC TWIN

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