ABSTRACT
Address correspondence to: Michael J. Meaney, Ph.D., Douglas Hospital Research Center, 6875 LaSalle Blvd., Montreal, Quebec, Canada H4H lR3. Tel.: (514) 762-3048. Fax: (514) 762-3034. E-mail: mdm.m@musica.mcgill.ca
Received March 3, 1999: revised July 22, 1999; accepted August 17,1999.
