Zygosity testing should be encouraged for all same-sex twins: FOR: A genetic test is essential to determine zygosity.
J M
JM
Craig
N L
NL
Segal
M P
MP
Umstad
T L
TL
Cutler
L A
LA
Keogh
J L
JL
Hopper
M
M
Rankin
J
J
Denton
Catherine A
CA
Derom
A
A
Sumathipala
J R
JR
Harris
D002823:Chorion / Q000000981:diagnostic imaging*; D005260:Female; D005817:Genetic Counseling / Q000379:methods*; D005820:Genetic Testing; D005838:Genotype; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D010290:Parents; D033283:Patient Access to Records; D010641:Phenotype; D011237:Predictive Value of Tests; D011247:Pregnancy; D012801:Sibling Relations; D014430:Twins, Monozygotic; D014463:Ultrasonography; D015053:Zygote / Q000000981:diagnostic imaging*