?:authorAffiliation
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[\'Department of Internal Medicine, Zone 71 General Hospital, Instituto Mexicano del Seguro Social, Veracruz.\', \'Department of Teaching and Research, Hospital Regional de Alta Especialidad de Oaxaca, Oaxaca.\', \'Clinical Laboratory, Zone 24 General Hospital, Instituto Mexicano del Seguro Social, Veracruz. Mexico.\']
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