[Pregnancy prevention tests].
Bischofberger
Iren
I
Schweizerischen Tropeninstitut Basel.
Panchaud
Catherine
C
D000163:Acquired Immunodeficiency Syndrome / Q000517:prevention & control* / Q000635:transmission; D003267:Contraception; D004641:Emigration and Immigration; D005260:Female; D006801:Humans; D011247:Pregnancy; D013557:Switzerland