Authors: Johannes C van der Wouden; Renske van der Sande; Emma J Kruithof; Annet Sollie; Lisette Wa van Suijlekom-Smit; Sander Koning Journal: Cochrane Database Syst Rev Date: 2017-05-17
Authors: Andrea M McCollum; Robert C Holman; Christine M Hughes; Jason M Mehal; Arianne M Folkema; John T Redd; James E Cheek; Inger K Damon; Mary G Reynolds Journal: PLoS One Date: 2014-07-29 Impact factor: 3.240