Holt's Diseases of infancy and childhood : a textbook for the use of students and practitioners / by the late L. Emmett Holt and John Howland.

Public Domain Mark

You can use this work for any purpose without restriction under copyright law. Read more about this licence.

Credit

Holt's Diseases of infancy and childhood : a textbook for the use of students and practitioners / by the late L. Emmett Holt and John Howland. Public Domain Mark. Source: Wellcome Collection.