RT Journal Article SR Electronic T1 Peripartum factors associated with subacute pain after childbirth JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 1017 OP 1018 DO 10.1136/rapm-2020-101750 VO 45 IS 12 A1 Hon Sen Tan A1 Chin Wen Tan A1 Rehena Sultana A1 Mukesh Shah A1 Wan Ling Leong A1 David Dawei Sng A1 Alex Tiong Heng Sia A1 Ban Leong Sng YR 2020 UL http://rapm.bmj.com/content/45/12/1017.abstract AB