L S Ribbert

Relation of fetal blood gases and data from computer‐assisted analysis of fetal heart rate patterns in small for gestation fetuses

K. Nicolaides, R. Snijders, G. Visser, 1991, British journal of obstetrics and gynaecology.

Computer-assisted analysis of normal second trimester fetal heart rate patterns

V Fidler, V. Fidler, G. Visser, 1991, Journal of perinatal medicine.