Eva Sri Diana, Wiwien Heru Wiyono, Boedi Swidarmoko, Arifin Nawas Abstract Background : Some cases of pulmonary tuberculosis (PTB) cases that are being treated in our country are with negative acid fast bacilli (AFB sputum smear and culture). Acid fast bacilli (AFB) microscopy and conventional Lowenstein Jensen (LJ) culture from sputum remain the cornerstone for […]