Noro, M., Sepúlveda, P., Cárdenas, F., Chihuailaf, R.H. and Wittwer, F. 2013. Dorsomedial rumenocentesis: a safe procedure for collecting ruminal fluid samples from grazing dairy cows. Archivos de Medicina Veterinaria. 45, 1 (Apr. 2013), 25–31. DOI:https://doi.org/10.4067/S0301-732X2013000100005.