DAS GUPTA, B KSEN, G CDAS GUPTA, P1954-06-012009-05-311954-06-012009-05-311954-06-01DAS GUPTA BK, SEN GC, DAS GUPTA P. The use of aqueous placental extract in the treatment of various ocular conditions with special reference to corneal ulcers. Journal of the Indian Medical Association. 1954 Jun; 23(9): 382-6http://imsear.searo.who.int/handle/123456789/103896engEye DiseasesPlacentaTissue TherapyUlcerJournal Article