Soesilo, H., Soenarto, Y., Soelistyowati, S., Ristanto, R. and Ismangoen, I. 1982. Effects of Chloramphenicol on the Titer of Widal in Typhoid Fever. Paediatrica Indonesiana. 22, 9-10 (Oct. 1982), 165-70. DOI:https://doi.org/10.14238/pi22.9-10.1982.165-70.