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April 18, 1980

Health Precautions in Mexico-Reply

JAMA. 1980;243(15):1524-1525. doi:10.1001/jama.1980.03300410012007

In Reply.—  Review of the hazards to health faced by a US medical student living in Mexico for two years evoked comments from several physicians. My review assumed that the student would travel rather widely through Mexico, learning about society, culture, industry, and agriculture, as well as public health problems and methods of medical care.Drs Dooley and Barrett-Connor correctly point out that typhoid immunization is advisable for US citizens traveling to Mexico, because typhoid fever is probably endemic there. This recommendation is based on the fact that 200 to 3,500 cases of typhoid fever occurred in Mexico City alone during the years 1972 to 1974.1 The Public Health Service recommends typhoid immunization for persons traveling to, or working in, highly endemic areas of the world.2It is also true, as Dr Dooley points out, that thorough cooking of meat from the intermediate hosts of taeniasis, swine and