@article{14180, keywords = {Cholera, Humans, leprosy, Malaria, Travel, Tropical Medicine}, title = {[What travellers to tropical regions must consider].}, year = {1969}, journal = {Medizinische Monatsschrift}, volume = {23}, pages = {337-8}, month = {1969 Aug}, issn = {0025-8474}, language = {ger}, }