Pujol-Riqué, M., Derouin, F., García-Quintanilla, A., Valls, M.E., Miró, J.M., Jiménez, De, Anta, M.T. (1999)Design of a one-tube hemi-nested PCR for detection of Toxoplasma gondii and comparison of three DNA purification methods, J Med Microbiol. , 48(9) , pp. 857-62.