Orrett, F.A. 2009. Prevalence of <i>Shigella</i> Serogroups and Their Antimicrobial Resistance Patterns in Southern Trinidad. Journal of Health, Population and Nutrition. 26, 4 (Jan. 2009), 456–462. DOI:https://doi.org/10.3329/jhpn.v26i4.1889.