Balmer, M.G. <br/><br/>
The biology of twinning in man/ 
M.G. Balmer 
 - London:  Oxford University Press,  1970 
 - 205 p.:  charts;  22 cm. 
<br/><br/> Includes index 
<br/><br/>Bibliography: p. 183 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Genetics<br/>Mutation (Biology)<br/>Genetics--Research<br/>Pregnancy--Signs and diagnosis<br/>Chromosomes, Abnormalitics
<br/><br/><label>Dewey Class. No.: </label>618.25