Fig. 4From: Stepped-wedge cluster randomised trial of a smoking cessation counselling training programme for midwives treating women with functional health illiteracy and low socioeconomic status (PROMISE): a study protocolSchematic overview of the data collection for midwives and OB-GYNs. Midwives and OB-GYNs will receive training in four steps. They will receive a follow-up questionnaire at each stepBack to article page