clinical and environmental surveillance for vibrio cholerae in resource constrained areas: application during a 1-year surveillance in the far north region of cameroon. | biological confirmation of the presence of vibrio cholerae in clinical and environmental samples is often constrained due to resource- and labor-intensive gold standard methods. to develop low-cost, simple, and sustainable surveillance techniques, we modified previously published specimen sampling and culture techniques and applied the use of enriched dipstick testing in conjunction with the use of filter paper for dna specimen preservation during clinical and environmental surveillance in the f ... | 2016 | 26755564 |