Effectiveness of a large-scale home visiting programme (PIM) on early child development in Brazil: quasi-experimental study nested in a birth cohort.
Eduardo Viegas da SilvaFernando Pires HartwigFernando BarrosJoseph MurrayPublished in: BMJ global health (2022)
In a real-life setting, PIM was effective only when starting during pregnancy and only for poorer families. A higher-quality programme might be more effective with a broader population.