Results 301 to 308 of about 3,019,050 (308)
Some of the next articles are maybe not open access.
Risk of neural tube defects in relation to maternal fertility and fertility drug use
Lancet, The, 1990exaly
ANTENATAL DIAGNOSIS OF NEURAL-TUBE DEFECTS USING CEREBROSPINAL-FLUID PROTEINS
Lancet, The, 1974exaly
MATERNAL SERUM-ALPHA-FETOPROTEIN LEVELS AND PRENATAL DIAGNOSIS OF NEURAL-TUBE DEFECTS
Lancet, The, 1974exaly
Principles of electron tubes including grid-controlled tubes, microwave tubes and gas tubes
Proceedings of the IEEE, 1965openaire +1 more source

