Comparison of cholinesterase activities in the excretion-secretion products of Trichinella pseudospiralis and Trichinella spiralis muscle larvaeR.M. Ros-Moreno, C. De Armas-Serra, C. Gimenez-Pardo and F. Rodriguez-CaabeiroParasite, 9 2 (2002) 153-159DOI: https://doi.org/10.1051/parasite/2002092153