N. Kamboj, J. S. Mathur, M. Bhatnagar, V. N. Mishra, R. B. Singh, and B. S. Garg, “Morbidity Differentials Amongst The Families of The Employees of Medical College, Meerut”, Indian J Community Health, vol. 3, no. 1, pp. 21–26, Apr. 1987.