The process of drug dispensing and distribution at four brazilian hospitals - Silva, Ana Elisa B. C.; Miasso, Adriana Inocenti; Oliveira, Regina C.; Fakih, Flavio T.; Sousa, Fernanda Raphael Escobar Gimenes de; Lyra Júnior, Divaldo P.; Cassiani, Silvia Helena De Bortoli (Latin American Journal of Pharmacy, 2008)