Treatment of severe laryngeal papillomatosis with intralesional injections of cidofovir [(S)-1-(3-hydroxy-2-phosphonylmethoxypropyl) cytosine]. - Snoeck,R.; Wellens,W.; Desloovere,C.; VanRanst,M.; Naesens,L.; De Clerq,E.; Feenstra,L. (J Med Virol, 1998)