Patharkar, Sachin A., Suraj H. Jain, Alka V. Nerurkar, Neelam J. Patil, and Pradeep N. Surve. “Estimation of Urinary Delta Aminolevulinic Acid (δ-ALA) Levels in Students of Age Group 15 to 25 Years As an Index of Lead Exposure”. International Journal of Biochemistry Research & Review 29, no. 4 (May 7, 2020): 12-16. Accessed June 3, 2020.