Erratum to: Nonpharmacologic, nonherbal management of menopause-associated vasomotor symptoms: an umbrella systematic review (protocol). Issue 1 (December 2016) - Goldstein, Karen; McDuffie, Jennifer; Shepherd-Banigan, Megan; Befus, Deanna; Coeytaux, Remy; Van Noord, Megan; Goode, Adam; Masilamani, Varsha; Adam, Soheir; Nagi, Avishek; Williams, John