P. O'brien
发表
J. Higham,
R. Shaw,
P. O'Brien,
1990,
British journal of obstetrics and gynaecology.
P. Griffiths,
P. Lindsay,
L. Irvine,
1990,
FEMS microbiology immunology.
P. Lindsay,
R. Beveridge,
Y. Tayob,
1990,
American journal of obstetrics and gynecology.
R. Johanson,
C. Rice,
A. Shokr,
1992,
British journal of obstetrics and gynaecology.
R. Shaw,
Y. Tayob,
J. M. Lim,
1997,
The Medical journal of Malaysia.
F. Okonofua,
P. O'Brien,
R. Chan,
1986,
International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics.