1. Wilson JT. Pragmatic assessment of medicines available for young children and pregnant or breast-feeding women. In: Morselli PL, ed. Basic and Therapeutic Aspects of Perinatal Pharmacology. New York, NY: Raven Press; 1975:411–421.
2. Wilson JT. An update on the therapeutic orphan. Pediatrics. 1999; 104(suppl 3):585–590.
3. US Congress. Pediatric Research Equity Act of 2003. Public Law. 2003;108(155):117.
4. Behrman RE, Field MJ, eds. Ethical Conduct of Clinical Research Involving Children. Washington, DC: National Academies Press; 2004.
5. Regulation (EC) No 1901/2006 of the European Parliament and of the Council of 12 December 2006: on medicinal products for paediatric use and amending Regulation (EEC) No 1768/92 (Vol. 1), Directive 2001/20/EC, Directive 2001/83/EC and Regulation (EC) No 726/2004. Offic J Eur Union. 2006;L378. http://ec.europa.eu/health/documents/eudralex. Accessed September 19, 2018.