H. Lehfeldt
发表
F. Gorstein,
C. Tietze,
H. Lehfeldt,
1970,
American journal of obstetrics and gynecology.
H. Lehfeldt,
1984,
European journal of obstetrics, gynecology, and reproductive biology.
H. Lehfeldt,
1986,
Archives of sexual behavior.
C. Tietze,
H. Lehfeldt,
1961,
JAMA.
H. Lehfeldt,
1959,
American journal of obstetrics and gynecology.
H. Lehfeldt,
H. Liebmann,
E. Kulka,
1965,
Obstetrics and Gynecology.
H. Lehfeldt,
1965,
Fertility and Sterility.
H. Lehfeldt,
L. S. Wan,
1971,
Obstetrics and gynecology.
H. Lehfeldt,
1966
.
H. Lehfeldt,
1969,
Journal of Contemporary Psychotherapy.
H. Lehfeldt,
1973,
American journal of obstetrics and gynecology.
H. Lehfeldt,
H. Guze,
1966,
Fertility and sterility.
H. Lehfeldt,
1988
.
C. Tietze,
H. Lehfeldt,
H. Liebmann,
1953,
American journal of obstetrics and gynecology.
H. Lehfeldt,
1965,
American journal of obstetrics and gynecology.
I. Sivin,
H. Lehfeldt,
1984,
Contraception.
A. Sobrero,
H. Lehfeldt,
W. Inglis,
1961
.
H. Lehfeldt,
1977
.