(Chapter 34) Footnote 9:

Vesalius’ turn of phrase quominus . . . suspensi vacillent paraphrases Galen’s in De anat. adm., o(pwj mh\ katakre/mwntai (2.338.5-6). Galen’s chapter on the nails in this work (Bk. 2, Ch. 11) is itself a polemic against a theory of the Alexandrian anatomist Erasistratus. See note 11 below and Singer 1956 p. 59 and n. 55.