Fetal growth retardation and second trimester maternal serum human chorionic gonadotrophin levels
1993 ◽
Vol 169
(1)
◽
pp. 35-39
◽
1999 ◽
Vol 106
(6)
◽
pp. 598-600
◽
1983 ◽
Vol 23
(2)
◽
pp. 79-84
◽
1992 ◽
Vol 20
(1)
◽
pp. 47-56
◽
Keyword(s):
1998 ◽
Vol 18
(11)
◽
pp. 1212-1212
◽
Keyword(s):
1977 ◽
Vol 7
(5)
◽
pp. 301-305
◽
Keyword(s):