Researchers at ML Bio Solutions are seeking individuals living with limb-girdle muscular dystrophy type 2I (LGMD2I, LGMD R9-FKRP-related) to participate in a 12-month natural history study. The objective of this observational study is to identify appropriate endpoints that will be used in the phase 3 clinical trial of BBP-418 (ribitol). Data gathered may include: Fine-needle muscle biopsy . . .