1. Microbiology Laboratory, National Institute of Pathology (ICMR), Safdarjung Hospital Campus, New Delhi, India;
2. Department of Obstetrics and Gynecology, Vardhaman Mahavir Medical College (VMMC) & Safdarjung Hospital, New Delhi, India;
3. Department of Medical Elementology and Toxicology, Jamia Hamdard, Hamdard University, New Delhi, India;
4. Department of Microbiology, Hamdard Institute of Medical Sciences and Research (HIMSR), New Delhi, India