Echeverria, P., Seriwatana, J., Chityothin, O., Chaicumpa, W., & Tirapat, C. (1982). Detection of enterotoxigenic Escherichia coli in water by filter hybridization with three enterotoxin gene probes.

Echeverria, P., J. Seriwatana, O. Chityothin, W. Chaicumpa, ja C. Tirapat. Detection of Enterotoxigenic Escherichia Coli in Water By Filter Hybridization With Three Enterotoxin Gene Probes. 1982.

Echeverria, P., et al. Detection of Enterotoxigenic Escherichia Coli in Water By Filter Hybridization With Three Enterotoxin Gene Probes. 1982.