UA 52/94 - Cameroon: extrajudicial executions / torture / death in custody: Harouna Yeya, Issa Ambare, Salleh Adoum, Malloum Eli, Harouna Djidda, Allakhou Mahmat, Issa Mahmat, Abdoulaye Moussa, Ahmed Abdoulaye, and at least 12 others, including four Chadi