Correction ========== A copyediting error was made in a recent article by Michael Bliss.1 The reference to "sisterhood of nuns" on page 833 should have read "sisterhood of nurses." ## Reference 1. 1. Bliss M. William Osler at 150. CMAJ 1999;161(7):831-4. [FREE Full Text](http://www.cmaj.ca/lookup/ijlink/YTozOntzOjQ6InBhdGgiO3M6MTQ6Ii9sb29rdXAvaWpsaW5rIjtzOjU6InF1ZXJ5IjthOjQ6e3M6ODoibGlua1R5cGUiO3M6NDoiRlVMTCI7czoxMToiam91cm5hbENvZGUiO3M6NDoiY21haiI7czo1OiJyZXNpZCI7czo5OiIxNjEvNy84MzEiO3M6NDoiYXRvbSI7czoyNDoiL2NtYWovMTYxLzEwLzEyNDEuMy5hdG9tIjt9czo4OiJmcmFnbWVudCI7czowOiIiO30=)