R Hanenberg

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OBJECTIVE To determine the long-term efficacy of nonsurgical sterilization with quinacrine. DESIGN Observational cohort study. SETTING Rural provinces in northern Vietnam. PATIENT(S) Two thousand seven hundred and nine women who had quinacrine insertions between 1989 and 1993. INTERVENTION(S) Interviews in 1994, 1995, and 1996 and review of(More)
OBJECTIVE To determine the long-term safety of nonsurgical sterilization with quinacrine. DESIGN Observational cohort study. SETTING Rural provinces in northern Vietnam. PATIENT(S) Two thousand eight hundred forty women who had had quinacrine insertions and an age-matched comparison group of 1,658 women who had an intrauterine device (IUD) insertion(More)
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