1. Héctor Ernesto Alcalá, PhD, is assistant professor, Department of Family, Population and Preventive Medicine, Stony Brook University, 101 Nicolls Road, Stony Brook, NY 11794; e-mail: hectorapm@ucla.edu. Elinam Dellor, PhD, is senior researcher, College of Social Work, The Ohio State University, Columbus. Preparation of this manuscript was supported by grant number T32AA014125 from the National In