“…Ten papers were identified for final qualitative analysis and extracted characteristics are summarised in Table I. In total, 17 screened papers were excluded for the following reasons: literature review article (n ¼ 2) (Albanese and Hopper, 2017;Jeffery et al, 2013), approach not in line with modern practice (n ¼ 2) (Huovinen, 1993;Kaminer et al, 1988), abstract only (n ¼ 1), (Ibralic et al, 2010), limited relevance for management of PMS (n ¼ 12) (Arvio et al, 2009;Backeljauw et al, 2004;Chou and Lu, 2009;Dickson et al, 2018;Greenwood and Wilkinson, 2013;Kennedy et al, 2014;Pikora et al, 2014;Roxburgh and West, 1973;Sinnema et al, 2011;Tracy et al, 2016;Wilkinson and Ceretto, 2008;Wingfield et al, 1994).…”