A systematic review of professional support interventions for breastfeeding. Journal of Clinical Nursing, 0(0), 1132-1143. Hannula et. al (2011)did a systematic review of professional support interventions for breastfeeding. The goals being to give a description of how breastfeeding is professionally sustained during pregnancy at maternity hospitals and during the postnatal period and to discover how successful interventions are in supporting breastfeeding. This is because in many countries, the rates for breastfeeding remain so low. Studies which have been done some fail and others become successful and therefore it’s better to find combination of support. Reviewers analyzed various articles.