1. Sheetu Singh, Nishtha Singh, Tikkiwal S. Luftsichel sign. Lung India 2012;29:83-4.
2. Nishtha Singh, Virendra Singh Combating Cough- Etiopathogenesis. JAPI May 2013;61.
3. Dixit R, Nishtha Singh Management issues in hemoptysis: more questions than answers. Indian J Chest Dis Allied Sci 2013;55:237-238.
4. Correlation of radiological findings with clinical morbidity in patients of Diffuse parenchymal lung disease. Lung India 2013:30(Supp1):317.
5. Nishtha Singh, Virendra Singh Clinical Presentations and Investigations in Asthma. JAPI Mar 2014;62.
6. Dixit R, Nishtha Singh, Gupta A Spontaneous Oesophago-Pleural Fistula. Indian J Chest Dis Allied Sci 2014;56:173-174.
7. Virendra Singh, Nishtha Singh Pulmonary Clinics of India by Dr. P.S.Shankar- Book Review. Lung India 2015;32; 96.
8. Sheetu Singh, Nishtha Singh, Virendra Singh Transmediastinal herniation of bulla: Semilunar sign. Lung India 2015;32:611-13.
9. Nishtha Singh, Virendra Singh, Bhatia KS Chapter 196- Severe asthma. Wander GS, Pareek KK. Medicine Update 2016. 26;998-1000.
10. Nishtha Singh, Sheetu Singh, Sharma BB, Virendra Singh Swine flu fibrosis: Regressive or progressive? Lung India 2016;33:219-21.
11. Virendra Singh, Nishtha Singh, Sheetu Singh, Sharma BB Interstitial Pneumonitis after Cadmium Exposure: Is it Reversible?. Ann Clin Case Rep. 2016; 1: 1119.
12. Sheetu Singh, Collins BF, Sharma BB, Joshi JM, Talwar D, Katiyar S, Nishtha Singh, Ho L, Samaria JK, Bhattacharya P, Gupta R, Chaudhari S, Singh T, Moond V, Pipavath S, Ahuja J, Chetambath R, Ghoshal AG, Jain NK, Devi HG, Kant S, Koul P, Dhar R, Swarnakar R, Sharma SK, Roy DJ, Sarmah KR, Jankharia B, Schmidt R, Katiyar SK, Jindal A, Mangal DK, Virendra Singh, Raghu G.et al. Interstitial Lung Disease (ILD) in India: Results of a Prospective Registry. Am J Respir Crit Care Med. 2016 Sep 29.
13. Sheetu Singh, Nishtha Singh, Arpita Jindal. Dry cough in a middle-aged man. Nov-Dec 2016;33:657-60.
14. Nishtha Singh, Sheetu Singh, Jain NK, Virendra Singh Respiratory disease terminology: Discordance between pulmonologists and patients. Lung India 2017;34:9-12.
15. Sheetu Singh, Nishtha Singh Current trends of management of respiratory diseases by pulmonologists: Results of National Conference of Pulmonary Disease- 2015 survey. Lung India 2017;34:13-8.
16. Sheetu Singh, Collins BF, Sharma BB, Joshi JM, Talwar D, Katiyar S, Nishtha Singh, Ho L, Samaria JK, Bhattacharya P, et al. Interstitial lung disease in India: results of a prospective registry. Am J Respir Crit Care Med 2017;195:801–813.
17. Nishtha Singh, Singh U, Singh D, Daya M, Virendra Singh. Correlation of pollen counts and number of hospital visits of asthmatic and allergic rhinitis patients. Lung India 2017; 34:127-3.