BMP1 and osteogenesis imperfecta: To date, 19 OI patients worldwide have been reported to carry BMP1 gene mutations (Asharani et al., 2012; Cho et al., 2015; Fahiminiya et al., 2015; Martínez‐Glez et al., 2012; Pollitt et al., 2016; Sangsin et al., 2017; Syx et al., 2015; Valencia et al., 2014; Xu et al., 2019).