Merrill RM, Madanat H, Layton JB, Hanson CL, Madsen CC. Smoking prevalence, attitudes, and perceived smoking prevention and control responsibilities and behaviors among physicians in Jordan. Int Q Community Health Educ. 2006;26(4):397-413.
DePyssler B, Williams VSL, Windle M. Alcohol consumption and positive study practices among African American college students. J Alcohol Drug Educ. 2005 Dec 1;49(4):26-44.