Authors: Goumon, Y Casares, F Pryor, S Ferguson, L Brownawell, B Cadet, P Rialas, CM Welters, IDM Sonetti, D Stefano, GB

Citation: Y. Goumon et al., Ascaris suum, an intestinal parasite, produces morphine, J IMMUNOL, 165(1), 2000, pp. 339-343