PMID-sentid Pub_year Sent_text compound_name comp_offset prot_official_name organism prot_offset 30406725-8 2019 RIEI-dPP at L2-3, L3-4 and L4-5 during labour analgesia can effectively inhibit breakthrough pain. riei-dpp 0-8 immunoglobulin kappa variable 1D-43 Homo sapiens 12-16