Bashiruddin, J. E., W. Alviandi, A. Reinaldo, E. D. Safitri, Y. Pitoyo, and R. W. Ranakusuma. “Validity and Reliability of the Indonesian Version of Tinnitus Handycap Inventory”. Medical Journal of Indonesia, Vol. 24, no. 1, Mar. 2015, pp. 36-42, doi:10.13181/mji.v24i1.1193.