Correlation between the levels of catecholamines (noradrenaline, adrenaline) and adrenal steroids (DHA-S, cortisol) in maternal and fetal blood during pregnancy and labor - Suzuki,A.; Hashino,M.; Chiba,H.; Saito,H.; Notake,Y.; Yanaihara,T. (Nippon Naibunpi Gakkai Zasshi, 1989)