The Chaucer Review: An Indexed Bibliography (Vols. 1-30)

Robbins, Rossell Hope. "A Note on the Singer Survey of Medical Manuscripts in the British Isles." 4 (1969): 66-70.
Dorothy Waley Singer's survey, A Catalogue of Latin and Vernacular Manuscripts in Great Britain and Ireland Dating from before the XVI Century, is the most complete source of information about medieval medical texts. Since the survey contains four major errors, however, it should be used with caution.