BJOG An International Journal of Obstetrics & Gynaecology · 1996 · 67 citations · 12 references
Knowledge of emergency contraception is greatest among those most likely to use it, but deficient mainly in relation to the correct timing for its use and to intrauterine methods. Publicity should concentrate on the timing of its use. The popular media are an important publicity vehicle, but health professionals appear to be under-used. Many women hold opinions on advertising and over-the-counter availability of emergency contraception which will have to be considered if deregulation proceeds.
12
An Introduction to Medical Statistics
F. N. D., H. O. Lancaster · Biometrics · 1975 · 406 citations
BMJ · 1981 · 96 citations
Preventive Medicine, Scottish Health Statistics, Prevalence +3