Garcia-Albeniz X, Martinez-Fernandez A, Gascon P. Combining targeted therapies. Target Oncol. 2007 Oct;2(4):241-52. doi: 10.1007/s11523-007-0062-5
Morant SV, Gnanasakthy A. A new approach to the mathematical formulation of lactation curves. Anim Prod Sci. 1989 Oct;49(2):151-62.