Impact of Two Forms of Daily Preventive Zinc or Therapeutic Zinc Supplementation for Diarrhea on Hair Cortisol Concentrations Among Rural Laotian Children: A Randomized Controlled... oleh Guy-Marino Hinnouho, Robin M. Bernstein, Maxwell A. Barffour, Charles D. Arnold, K. Ryan Wessells, Kethmany Ratsavong, Bangone Bounheuang, Sengchanh Kounnavong, Sonja Y. Hess