http://reply.papertrans.cn/2/187/18659/18659-31.png
Submitted on: 23 April 2023.
Revised on: 21 June 2023.
Accepted on: 26 July 2023.
___________________JOURNAL OF PERINATAL MEDICINE---WALTER DE GRUYTER GMBH
http://reply.papertrans.cn/2/187/18659/18659-33.png
http://reply.papertrans.cn/2/187/18659/18659-34.png
Submitted on: 08 September 2015.
Revised on: 15 December 2015.
Accepted on: 11 January 2016.
___________________JOURNAL OF PERINATAL MEDICINE---WALTER DE GRUYTER GMBH
Submitted on: 02 October 2014.
Revised on: 26 December 2014.
Accepted on: 15 February 2015.
___________________JOURNAL OF PERINATAL MEDICINE---WALTER DE GRUYTER GMBH