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.
Strutton DR, Farkouh RA, Earnshaw SR, Hwang S, Theidel U, Kontodimas S, Klok R, Papanicolaou S. Cost-effectiveness of 13-valent pneumococcal conjugate vaccine: Germany, Greece, and The Netherlands. J Infect. 2012 Jan 1;64(1):54-67.
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.