Subjects: MONOZYGOTIC twins; PREMATURE rupture of fetal membranes; FROZEN human embryosSHANGHAI (China)
Record details
Subjects: BIRTH weight; MULTIPLE pregnancy; PREMATURE rupture of fetal membranesSHANGHAI (China)
Subjects: *ALCOHOLISM; *UNDERAGE drinking; *ALCOHOL & young adultsHANOI (Vietnam); SHANGHAI (China); TAIPEI (Taiwan)
Subjects: *EPIDEMIOLOGY; *ENTEROVIRUSES; *VIRAL diseases in childrenSHANGHAI (China); CHINA