Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleLetter to the editor.AuthorsNavarro, Jose C.; Rosales, Raymond L.; Ordinario, Artemio T.; Izumo, Shuji; Osame, MitsuhiroPublicationMuscle & Nerve, 1989, Vol 12, Issue 7, p604ISSN0148-639XPublication typeArticleDOI10.1002/mus.880120713