Beware those jet-borne diseases.
D002771:Cholera / Q000517:prevention & control; D008288:Malaria / Q000517:prevention & control; D009729:Nursing; D010930:Plague / Q000517:prevention & control; D012899:Smallpox / Q000517:prevention & control; D014195:Travel; D014438:Typhus, Epidemic Louse-Borne / Q000517:prevention & control