Mali, S., S. Singla, S. Tiwari, N. Agarwal, S. Srivastava, and P. Yadav. “Oral Biotherapeutics- A Review Article”. International Journal Of Drug Research And Dental Science, Vol. 2, no. 2, June 2020, pp. 30-35, doi:10.36437/ijdrd.2020.2.2.S.