Guideline: preventive chemotherapy to control soil-transmitted helminth infections in at-risk population groups

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Citation
World Health Organization. (2017). Guideline: preventive chemotherapy to control soil-transmitted helminth infections in at-risk population groups. World Health Organization. https://iris.who.int/handle/10665/258983. License: CC BY-NC-SA 3.0 IGO
Description
xii, 75 p.The Spanish and Portuguese versions are published by PAHO