RT Journal Article SR Electronic T1 Congenital varicella syndrome: the evidence for secondary prevention with varicella-zoster immune globulin JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 204 OP 208 DO 10.1503/cmaj.100615 VO 183 IS 2 A1 Arlan Cohen A1 Panagis Moschopoulos A1 Richard E. Stiehm A1 Gideon Koren YR 2011 UL http://www.cmaj.ca/content/183/2/204.abstract