A study of physical characteristics in determining zygosity in twins
By: by Michael S. Apton, Frederick H. McMillen
Contributors: McMillen, Frederick H.
Language: eng
Number of pages: 22
Subjects: Academic Dissertations as Topic; Zygote
Notes: Thesis (Orthodontics Certificate) -- Columbia University School of Dental and Oral Surgery -- New York.

Bibliography: p. [23]