8Herbert LD.Charles DE.Prevention and treatment of traveler's diarrhea N Eng J Med.1993.358(25):1821-1827
9Richsrd LH Isis AK, Jarnes PB, et al. Traveler's diarrhea among United States military personnel during joint American-Egyptian armed forces exercises in exreises in Cairo, Egypt. Mil Med 1991, 156(1):27-30.
10Trueman WS.Socott AT.Thomton MR.et al.Diarrheal disease among military personnel during operation restore hope.SOmalia.1992-1993 Am J Trop Med Hyg. 1995,52(2): 188-193.
