A. Erickson
发表
Nick R. Abel,
A. Erickson,
2013
.
J. Elder,
M. Hovell,
J. Sallis,
1993,
American journal of public health.
A. Erickson,
1960
.
G. Darmstadt,
S. Abdalla,
A. Erickson,
2021,
BMC Pregnancy and Childbirth.
D. A. Nelson,
P. Loftus,
K. Shaw,
2017,
Obstetrics and gynecology.