BAASIS© gold standard is the English version. The 2021 BAASIS© version has been translated into into Arabic, Brazilian Portuguese, Chinese (simplified), Czech, Dutch, French, German, Hungarian, Italian, Japanese, Korean, Norwegian, Persian, Spanish, Swedish, Thai, Turkish and Vietnamese by native speakers using a forward‐backward translation approach based on standard translation protocols (e.g. ISPOR translation guidelines – Wild et al. 2005). Chinese (traditional), Croatian, Danish, Hebrew, Polish, Tamil and Urdu translations are currently in preparation. Please contact us for further translation requests.