Heart rate variation during fetal behavioural states 1 and 2

Early Human Development - Tập 34 - Trang 21-28 - 1993
G.H.A. Visser1, E.J.H. Mulder1, H. Stevens2, R. Verweij2
1Department of Obstetrics and Gynaecology, University Hospital, Heidelberglaan 100, 3584 CX, Utrecht, Netherlands
2Department of Obstetrics and Gynaecology, University Hospital, Oostersingel 59, 9713 EZ Groningen, Netherlands

Tài liệu tham khảo