Allometric scaling and proportion regulation in the freshwater planarian Schmidtea mediterranea.
Oviedo, Néstor J, Newmark PA, and Sánchez Alvarado A. 2003. “Allometric Scaling and Proportion Regulation in the Freshwater Planarian Schmidtea Mediterranea.”. Dev Dyn. 2003 Feb;226(2):326-33.