Table 1:

Information on study phases, activities and participants

Study Phase	Activity	Number conducted	Study group	Number of participants	Duration (min)	Location
1	IDIs	4	School principals	4	35–50	Private office
	Initial IDIs	4	Food vendors	4	30–80	Caseta
2	FGs	8	Children	48	35–60	Private classroom
3	Follow up IDIs	4	Food vendors	4	30–60	Caseta