Changes in anemia prevalence and the proportion of anemia associated with iron deficiency or inflammation in young children residing in Puno, Peru: Analysis using new World Health Organization guidelines for defining anemia - Cinthya Vásquez-Velásquez; Benita Maritza Choque-Quispe; Parminder S. Suchdev; Chris A. Rees; Vilma Tapia; Yi-An Ko; Gustavo F. Gonzales (PLoS ONE, 2026)