William MacFarland

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OBJECTIVE Zimbabwe, like other countries in sub-Saharan Africa, is experiencing a rapidly growing HIV/AIDS epidemic. It is crucial to determine risk events and socio-demographic characteristics associated with incident infections in order to tailor prevention messages accordingly. A cohort was established among factory workers with the objectives of(More)
The Nucleus 'FES-22' channel stimulation system has been developed for partial restoration of lower limb function in paraplegic individuals. One FES-22 stimulator has been implanted in a 25-year-old paraplegic subject in November 1991. Of the twenty 2.5-mm disc electrodes attached epineurally onto motor nerves, fifteen are capable of producing observable(More)
BACKGROUND Low return rates for notification and counseling among donors with reactive serologic screening tests have been reported worldwide. A randomized trial to test the effectiveness of text message, letter, or telephone call reminders to improve return among nonresponding first-time blood donors with reactive serologic tests was conducted. STUDY(More)
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