Ambikar, Digambar B., Kavyashri B. Joshi, and Ashok M. Bhosale. 2020. “Knowledge and Attitude of Indian Expatriate Working at Gondar, Ethiopia Regarding Yellow Fever Vaccination: A Survey”. International Journal Of Community Medicine And Public Health 7 (3):946-50. https://doi.org/10.18203/2394-6040.ijcmph20200946.