Arthibenyakul, C.; Sangperm, P.; Prasopkittikun, T.; Ngerncham, S. The Effects of Self-Efficacy Promoting Program on Perceived Self-Efficacy, Efficiency of Breastfeeding and Breastfeeding Rate Among Mothers of Late Preterm Infants. ์Nurs Sci J Thail 2017, 35, 23-35.