TY - JOUR AU - Sullivan, John F. AU - Keck, James W. AU - Stephens, Mark B. AU - O'Connell, Tara A. AU - Smith, Dustin K. AU - Sanchack, Kristian AU - Lennon, Robert P. L2 - http://journals.stfm.org/familymedicine/2021/september/lte-sept21-sullivan L1 - http://journals.stfm.org/media/4260/lte-sept-21.pdf TI - Cost Neutrality of Fourth Year in Military Programs ER -