Report on the XYY chromosomal abnormality [with list of references]. 

 - [Washington, D.C.,  1970] 
 - [3], 55 p. 
<br/><br/> [Public Health Service publication 2103, National Clearinghouse for Mental Health Information], Center for Studies of Crime and Delinquency.  Oct. 1970.  Document for sale by the Superintendent of Documents, paper, 60c.  4to.  CRDP Program Historic Shelflist record. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Y chromosone--Abnormalities.
<br/><br/><label>GPO Item No.: </label>0507-B-05 
<br/><br/><label>Gov. Doc. Class. No.: </label>HE 20.2402:C 46