TY  - GEN
AU  - Barnett,B
TI  - NFP offers user-control, but requires discipline. Contraceptive update
SN  - 0270-3637
PY  - 1997///0106
KW  - Abortion, Spontaneous
KW  - Behavior
KW  - Biology
KW  - Clinical Laboratory Techniques
KW  - Contraception
KW  - Diagnosis
KW  - Disease
KW  - Education
KW  - Family Planning Services
KW  - Menstruation
KW  - Motivation
KW  - Ovulation Detection
KW  - Physiology
KW  - Pregnancy Complications
KW  - Psychology
KW  - Reproduction
KW  - Sex Education
KW  - Sexual Abstinence
N1  - Publication Type: Journal Article
ER  -