Trachoma vaccine trial in India: results of two-year follow-up.
D001428:Bacterial Vaccines; D002675:Child, Preschool; D005500:Follow-Up Studies; D006801:Humans; D007115:Immunization Schedule; D007194:India; D007223:Infant; D014141:Trachoma / Q000517:prevention & control*
D001428:Bacterial Vaccines