Fig. 1From: Effect of iron fortification on anaemia and risk of malaria among Ghanaian pre-school children with haemoglobinopathies and different ABO blood groupsSchematic representation of study participants. Micronutrient powder (MNP), month (mo), a cluster is an identified compound with 1 or more households (or family units) residing together with at least 1 eligible child recruited into the studyBack to article page