Uptake of workplace HIV counselling and testing: a cluster-randomised trial in Zimbabwe. oleh Elizabeth L Corbett, Ethel Dauya, Ronnie Matambo, Yin Bun Cheung, Beauty Makamure, Mary T Bassett, Steven Chandiwana, Shungu Munyati, Peter R Mason, Anthony E Butterworth, Peter Godfrey-Faussett, Richard J Hayes