Dr Hempt published his modifications to the vaccine against rabies in 1925, which was accepted on a medical conference in Paris in 1927
डॉक्टर झिवागोचे हस्तलिखित चोरून इटलीच्या मिलान येथे आणले गेले व १९५७ साली ही कादंबरी इटलीमध्ये प्रकाशित केली गेली.