Swan, ea 1996
Swan, P.J., Kuipers, M.E., Smith, C., Pawels, R., de Bethune, M.P., de Clerck, E., Meijer, D.K.F, and Huisman, J.G. (1996) AIDS Res. Human Retrov., 12, 769-775.
Swan, P.J., Kuipers, M.E., Smith, C., Pawels, R., de Bethune, M.P., de Clerck, E., Meijer, D.K.F, and Huisman, J.G. (1996) AIDS Res. Human Retrov., 12, 769-775.
