Rockwood NJ, Jeon M. Estimating complex measurement and growth models using the R package PLmixed. Multivar Behav Res. 2019 Mar;54(2):288-306. doi: 10.1080/00273171.2018.1516541
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.
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.