Vekeman F, Gauthier-Loiselle M, Faust E, Lefebvre P, Lahoz R, Duh MS, Sacco P. Patient and caregiver burden associated with fragile x syndrome in the United States. Am J Intellect Dev Disabil. 2015 Sep;120(5):444-59. doi: 10.1352/1944-7558-120.5.444
Mangel AW, Fehnel SE. End points in irritable bowel syndrome. Expert Rev Gastroenterol Hepatol. 2011 Jun 1;5(3):293-5.
Seeger JD, West WA, Fernandez C, Rivero E. Pregnancy and pregnancy outcome among women with inflammatory skin diseases. Dermatology. 2006 Dec 1;214(1):32-9.
Demuro-Mercon C, Rhodes T, Girman CJ, Vatten L. Male-pattern hair loss in Norwegian men: a community-based study. Dermatology. 2000 Jan 1;200(3):219-22.