S. Fieuws, and G. Verbeke. Statistics in medicine, 23 (20):
3093-104(October 2004)4302<m:linebreak></m:linebreak>PUBM: Print; CI: Copyright 2004; JID: 8215016; ppublish;<m:linebreak></m:linebreak>Mixed models.
H. Janes, L. Sheppard, and K. Shepherd. Annals of epidemiology, 18 (10):
792-802(October 2008)4973<m:linebreak></m:linebreak>JID: 9100013; 0 (Air Pollutants); 2008/01/09 received; 2008/05/17 revised; 2008/06/18 accepted; ppublish;.
K. Flegal, B. Graubard, and D. Williamson. American journal of epidemiology, 160 (4):
331-8(August 2004)4391<m:linebreak></m:linebreak>LR: 20041117; PUBM: Print; JID: 7910653; ppublish;<m:linebreak></m:linebreak>Risc atribuïble.