PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 33031053-4 2020 Herein, we report long-term follow-up of two cases with novel SERPINF1 mutations, who show great variation in their treatment response to bisphosphonates. Diphosphonates 138-153 serpin family F member 1 Homo sapiens 62-70