S. Pangzup, W. Phahuwatanakorn, C. Yusamran, and D. Boriboonhirunsarn, “Influence of Age, Planned Pregnancy, Stress and Marital Relationship on Maternal-Infant Attachment in Postpartum Mothers with Inadequate Prenatal Care”, NURS SCI J THAIL, vol. 36, no. 3, pp. 34–45, Sep. 2018.