Fellows accepted into this 4-year program receive 1 year of clinical training in Pulmonary medicine at the University of Pittsburgh and 1 year of training in Critical Care Medicine at the Clinical Center at the National Institutes of Health. Fellows then receive 2 years of biomedical research training at either the University of Pittsburgh or the NIH. This unique program meets all ABIM requirements for board-eligibility in both sub-specialties and provides future physician-investigators with outstanding research training and mentorship.