Cita APA (7a ed.)
University of Pennsylvania medical bulletin [Univ Pa Med Bull] NLMUID: 0032342.
Cita Chicago Style (17a ed.)
University of Pennsylvania Medical Bulletin [Univ Pa Med Bull] NLMUID: 0032342.
Cita MLA (9a ed.)
University of Pennsylvania Medical Bulletin [Univ Pa Med Bull] NLMUID: 0032342.
Precaución: Estas citas no son 100% exactas.