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Chhabria BA, Agarwal R, Garg M, Gupta N, Bal A, Dhooria S, Sehgal IS.Chhabria BA, et al. Among authors: bal a.Lung India. 2018 Sep-Oct;35(5):421-424. doi: 10.4103/lungindia.lungindia_445_17.Lung India. 2018.PMID: 30168463Free PMC article.
Agarwal R, Aggarwal AN, Gupta D, Bal A, Das A.Agarwal R, et al. Among authors: bal a.Br J Radiol. 2009 Aug;82(980):e151-4. doi: 10.1259/bjr/20940804.Br J Radiol. 2009.PMID: 19592397
Khan A, Aggarwal AN, Agarwal R, Bal A, Gupta D.Khan A, et al. Among authors: bal a.Respiration. 2011;81(2):129-33. doi: 10.1159/000320262. Epub 2010 Oct 29.Respiration. 2011.PMID: 20980720Clinical Trial.
Gupta N, Bal A, Gupta AK, Rajwanshi A.Gupta N, et al. Among authors: bal a.Diagn Cytopathol. 2011 Dec;39(12):913-6. doi: 10.1002/dc.21576. Epub 2011 Mar 4.Diagn Cytopathol. 2011.PMID: 21381225
Khan A, Agarwal R, Aggarwal AN, Gupta N, Bal A, Singh N, Gupta D.Khan A, et al. Among authors: bal a.Natl Med J India. 2011 May-Jun;24(3):136-9.Natl Med J India. 2011.PMID: 21786840
Bal A, Suri V, Mishra B, Bhalla A, Agarwal R, Abrol A, Ratho RK, Joshi K.Bal A, et al.Histopathology. 2012 Jan;60(2):326-35. doi: 10.1111/j.1365-2559.2011.04081.x.Histopathology. 2012.PMID: 22211291
Madan K, Bal A, Agarwal R.Madan K, et al. Among authors: bal a.Respir Care. 2012 Sep;57(9):1509-13. doi: 10.4187/respcare.01670. Epub 2012 Feb 17.Respir Care. 2012.PMID: 22348518Free article.
Madan K, Agarwal R, Bal A, Gupta D.Madan K, et al. Among authors: bal a.Rev Port Pneumol. 2012 Sep-Oct;18(5):251-4. doi: 10.1016/j.rppneu.2012.02.003. Epub 2012 Mar 30.Rev Port Pneumol. 2012.PMID: 22463875Free article.
Khan A, Agarwal R, Aggarwal AN, Bal A, Sen I, Yaddanapuddi LN, Puri GD.Khan A, et al. Among authors: bal a.Indian J Chest Dis Allied Sci. 2012 Apr-Jun;54(2):91-7.Indian J Chest Dis Allied Sci. 2012.PMID: 22973777