“…The surveys being used in this study are all well validated in the perinatal period [ 35 , 36 , 54 , 55 , 56 , 57 , 58 , 59 , 60 , 61 , 62 , 63 , 64 ] and, for most of them, also in Australian populations [ 65 , 66 , 67 , 68 , 69 , 70 , 71 , 72 , 73 , 74 ]. All questionnaires are filled out by the mothers on REDCap [ 49 , 50 ].…”