O, Narkiewicz Oakes, W. Jerry Oakes, W.J. Obón, J. A. Obuotor, E.M. Ocak, A. Ocak, M. Och, B. Och, W. Odula, P. Odula, P. Odula, P.O. Ogeng'o, J. Ogeng’o, J. Ogeng’o, J.A. Ogeng’o, J.A., Department of Human Anatomy, University of Nairobi, Kenya Ogretmenoglu, O., Hacettepe University Ogul, H. Ogul, H. (Turkey) Ogul, Hayri Oğuz, Abdullah Oğuz, K. K. Oh, S.-H. Ohnuma, S. Ohsaki, H., Faculty of Health Sciences, Ehime Prefectural University of Health Sciences