Hodgkins P, Setyawan J, Mitra D, Davis K, Quintero J, Fridman M, Shaw M, Harpin V. Management of adhd in children across europe: patient demographics, physician characteristics and treatment patterns. Eur J Pediatr. 2013 Feb 1;172(7):895-906.
Khellaf M, Le Moine JG, Poitrinal P, Francesconi C, Haddad A, Bierling P, Michel M, Eckert L, Launois R, Godeau B. Costs of managing severe immune thrombocytopenia in adults: a retrospective analysis. Ann Hematol. 2011 Apr;90(4):441-6. doi: 10.1007/s00277-010-1087-x
Vardavas CI, Chatzi L, Patelarou E, Plana E, Sarri K, Kafatos A. Smoking and smoking cessation during early pregnancy and its effect on adverse pregnancy outcomes and fetal growth. Eur J Pediatr. 2010 Jun;169(6):741-8.
Williams VSL. The "unbiased" anchor: bridging the gap between DIF and item bias. Appl Meas Educ. 1997;10(3):253-67. doi: 10.1207/s15324818ame1003_4