1. Therapeutic orphans;Shirkey;J Pediatr,1968
2. Therapeutic orphans: who speaks for children?;Shirkey;South Med J,1970
3. An update on the therapeutic orphan;Wilson;J Pediatr,1999
4. Is pediatric labeling really necessary?;Christensen;J Pediatr,1999
5. Pragmatic assessment of medicines available for young children and pregnant or breast-feeding women;Wilson,1975