Authors: Susannah Mc George; Sanja Karanovic; David A Harrison; Anjna Rani; Andrew J Birnie; Fiona J Bath-Hextall; Jane C Ravenscroft; Hywel C Williams Journal: Cochrane Database Syst Rev Date: 2019-10-29
Authors: Sander Koning; Renske van der Sande; Arianne P Verhagen; Lisette W A van Suijlekom-Smit; Andrew D Morris; Christopher C Butler; Marjolein Berger; Johannes C van der Wouden Journal: Cochrane Database Syst Rev Date: 2012-01-18