What constitutes insufficiency of the internal recti muscles?

What constitutes insufficiency of the internal recti muscles?

Collection:
Medicine in the Americas, 1610-1920
Author(s):
Theobald, Samuel, 1846-1930
Contributor(s):
American Ophthalmological Society.
Publication:
[Philadelphia? : s.n., 1882?]
Language(s):
English
Format:
Text
Subject(s):
Oculomotor Muscles
Vision Tests
Copyright:
The National Library of Medicine believes this item to be in the public domain (More information)
Extent:
p. 457-463
NLM Unique ID:
9706875 (See catalog record)
Permanent Link:
http://resource.nlm.nih.gov/9706875