Constance P. Nana

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BACKGROUND Vitamin A deficiency remains a public health problem in Burkina Faso and elsewhere in the developing world. Dietary diversification is a promising strategy that needs to be explored to strengthen the country's ongoing supplementation program. OBJECTIVE The purpose of this study was to identify locally available and acceptable (pro)vitamin(More)
OBJECTIVE To assess the effectiveness of a behaviour change approach, with or without financial support, in improving vitamin A (VA) intake and serum retinol concentration through mango and liver consumption by children. DESIGN A parallel design (no control area) was used to assess changes in VA intake and serum retinol over a 15-week period. SETTING(More)
There is a need to identify barriers to participation as well as recruitment strategies to engage minority parents of young children in health-oriented research. This paper offers insights on strategies and challenges in recruiting black immigrant mothers living in Ottawa (Canada) for a community-based health-oriented research project among 6-to-12-year-old(More)
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