Authors: FRIIS H MWANIKI D OMONDI B MUNIU E MAGNUSSEN P GEISSLER W THIONGO F MICHAELSEN KF

Citation: H. Friis et al., SERUM RETINOL CONCENTRATIONS AND SCHISTOSOMA-MANSONI, INTESTINAL HELMINTHS, AND MALARIAL PARASITEMIA - A CROSS-SECTIONAL STUDY IN KENYAN PRESCHOOL AND PRIMARY-SCHOOL CHILDREN, The American journal of clinical nutrition, 66(3), 1997, pp. 665-671