P.R. Hein

(Patho)physiological implications of chronic dietary sodium restriction during pregnancy; a longitudinal prospective randomized study

Eric A.P. Steegers, H. P. J. M. VAN LAKWIJK, H.W. Jongsma et al. · BJOG An International Journal of Obstetrics & Gynaecology · 1991 · 49 citations

The Effects of Progesterone on Estrogen-Induced Luteinizing Hormone and Follicle-Stimulating Hormone Release in the Female Rhesus Monkey*

F.A. Helmond, P. A. SIMONS, P.R. Hein · Endocrinology · 1980 · 43 citations

Fertility, Reproductive Health, Gynecology +23

The influence of maternal exercise on the uteroplacental vascular bed resistance and the fetal heart rate during normal pregnancy

Eric A.P. Steegers, Gerba Buunk, R. A. Binkhorst et al. · European Journal of Obstetrics & Gynecology and Reproductive Biology · 1988 · 26 citations · Full text

Normal Pregnancy, Physical Activity, Kinesiology +11

Effects of dietary sodium restriction and posture on plasma levels of atrial natriuretic peptide, aldosterone and free aldosterone in normal human pregnancy

EAP Steegers, Th. J. Benraad, H.W. Jongsma et al. · Journal of Endocrinology · 1990 · 25 citations

Strength and Duration Characteristics of the Facilitory and Inhibitory Effects of Progesterone on the Estrogen-Induced Gonadotropin Surge in the Female Rhesus Monkey*

F.A. Helmond, P. A. SIMONS, P.R. Hein · Endocrinology · 1981 · 23 citations

Hormonal Contraceptive, Fertility, Gynecology +17