Further, the article by Lampe AK et al. [8] about collagen VI related muscle disorders describes that mutations in the collagen genes (COL6A1, COL6A2, and COL6A3) can give rise to Bethlem myopathy (BM) and Ullrich congenital muscular dystrophy (UCMD). Here, COL6A2 is linked to Bethlem myopathy.