Peidro-Guzmán, H., Marrero-Domínguez, K., Ledón-Pérez, T. and Fando-Calzada, R. 2016. Development of a PCR assay to detect cholera toxin genes (ctxAB) in preparations of attenuated live vaccine candidate against cholera CV638. VacciMonitor. 25, 2 (Sep. 2016), 30-36.