The American Board of Pediatrics will administer the Certifying Examination in Pediatric Hematology-Oncology Tuesday, August 11, 1992, in three US cities. Applications are available now. Registration will continue through January 31. The application fee for the examination is $1150, but applications postmarked after December 31, 1991, must include an additional $200 late fee. New applications postmarked after January 31 cannot be accepted for the 1992 examination. Each application will be considered individually and must be acceptable to the Sub-board of Pediatric Hematology-Oncology. Please contact the American Board of Pediatrics for eligibility requirements. Reregistration materials will be mailed to eligible candidates on January 2. The reregistration fee is $1050. Please direct inquiries to the American Board of Pediatrics, 111 Silver Cedar Ct, Chapel Hill, NC 27514-1651 ( 929-0461).