Complex sentence: He was the first to record the genetic error that causes fibrodysplasia ossificans progressiva, and his 1748 "Essay on the Art of Healing" identified points of interest of breast cancer and referred to the danger of not removing infected lymphatic tissue.
Split into simpler sentences: He was the first to record the genetic error that causes fibrodysplasia ossificans progressiva. His 1748 "Essay on the Art of Healing" identified points of interest of breast cancer and referred to the danger of not removing infected lymphatic tissue.