Fig. 1From: Effect of maternal vitamin D supplementation on nasal pneumococcal acquisition, carriage dynamics and carriage density in infants in Dhaka, BangladeshVitamin D Interventions for Trial Arms and Enrolment of Eligible Infants for Sub-Studies1. 1Inclusion in current sub-study required the infant to have at least 1 swab taken during the study period. The inclusion/exclusion criteria for the MDIG & MDARI studies have been published elsewhereBack to article page