共 33 条
[1]
Abeysinghe T, 1991, J Appl Stat, V18, P275, DOI 10.1080/02664769100000021
[2]
[Anonymous], 2015, People's Daily
[3]
[Anonymous], 2017, CHIN STAT YB
[6]
Global, regional, and national estimates of levels of preterm birth in 2014: a systematic review and modelling analysis
[J].
LANCET GLOBAL HEALTH,
2019, 7 (01)
:E37-E46
[8]
Methods for Evaluating Changes in Health Care Policy The Difference-in-Differences Approach
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
2014, 312 (22)
:2401-2402
[9]
Cesarean section in the People's Republic of China: current perspectives
[J].
INTERNATIONAL JOURNAL OF WOMENS HEALTH,
2014, 6
:59-74
[10]
Gu BC, 2007, POPUL DEV REV, V33, P129, DOI 10.1111/j.1728-4457.2007.00161.x