Paperless registration during survey enumerations and large oral cholera mass vaccination in Zanzibar, the United Republic of Tanzania oleh Mohammad Ali, Jaqueline L Deen, Ahmed Khatib, Godwin Enwere, Lorenz von Seidlein, Rita Reyburn, Said Mohammed Ali, Na Yoon Chang, Valérie Perroud, Frédérique Marodon, Abdul A Saleh, R Hashim, Anna Lena Lopez, James Beard, Benedikt N Ley, Kamala Thriemer, Mahesh K Puri, Binod Sah, Mohamed Saleh Jiddawi, John D Clemens