The Journal of American Medical Association has made a variety of freely available podcasts on various topics from Coronavirus to professionalism and best practice. Some podcasts are for specific medical disciplines including psychiatry, surgery, pediatrics, otolaryngology, ophthalmology, ontology, cardiology, dermatology, and neurology.
NEJM has a variety of multimedia applications that can be found here. Their podcasts are divided into three categories: audio clinical practice, audio interviews, and audio summaries. These podcasts can be accessed through Dalhousie University as they are not freely available.
The BioMed Central podcast features stories about science and the latest research. BioMed Central is an open access publisher of Science, Medicine, & Technology research.