Iron Absorption and Utilization in Adolescents Infected With Malaria Parasites, Hookworms or Schistosoma

Inclusion Criteria

• •Children aged 12 to 16 years
• •Body weight \> 30 kg
• •no chronic medical illnesses
• •no intake of vitamin/mineral supplements 2 weeks before the study and until the last blood drawing
• •For each of the 4 arms the respective disease needs to be present (symptomatic malaria, asymptomatic malaria, hookworm infection, S. haematobium infection) without any other concurrent infection