R Patil Rajan,  Krishnamurthy, Efficacy of BCG Vaccine and Role of Non Specific Sensitivity Due to Atypical Mycobacteria, Journal of Immunization, Volume 1, Issue 2, 2018, Pages 1-4, ISSN 2577-137X, https://doi.org/10.14302/issn.2577-137X.ji-17-1800.
(https://jndc-chemistryarticles.infoji/article/660)
Keywords: BCG Vaccine; Efficacy; Non specific sensitivity; Tuberculin