Chopra, Vishal, Baljeet Singh Virk, Siddharth Chopra, Monika Bansal, and Jain Chungath. 2020. “Application of CBNAAT (Xpert MTB/RIF Assay) in New Smear Negative Pulmonary Tuberculosis Patients”. Monaldi Archives for Chest Disease 90 (1). https://doi.org/10.4081/monaldi.2020.1146.