Preface.
Department of Family and Community Medicine, Meharry Medical College, 1005 Dr D.B. Todd Boulevard, Nashville, TN 37208, USA. Electronic address: morellivincent@yahoo.com.
Vincent
V
Morelli
Family and Community Medicine, Baylor College of Medicine, 3701 Kirby Drive, Suite 600, Houston, TX 77098, USA. Electronic address: roger.zoorob@bcm.edu.
Roger J
RJ
Zoorob
D003695:Delivery of Health Care; D006801:Humans; D011320:Primary Health Care; D035862:Vulnerable Populations