- Origins and frequencies of SLC26A4 (PDS) mutations in east and south Asians: global implications for the epidemiology of deafness. Park, H.J., Shaukat, S., Liu, X.Z., Hahn, S.H., Naz, S., Ghosh, M., Kim, H.N., Moon, S.K., Abe, S., Tukamoto, K., Riazuddin, S., Kabra, M., Erdenetungalag, R., Radnaabazar, J., Khan, S., Pandya, A., Usami, S.I., Nance, W.E., Wilcox, E.R., Riazuddin, S., Griffith, A.J. J. Med. Genet. (2003)