RT Journal Article SR Electronic T1 Coagulation concerns in patients with COVID-19 proposed for regional anesthesia JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 457 OP 457 DO 10.1136/rapm-2020-101676 VO 46 IS 5 A1 Angela Barbosa Mendes A1 Constança Penedos A1 Luísa Vaz Rodrigues A1 Joana Santos Varandas A1 Neusa Lages A1 Humberto Machado YR 2021 UL http://rapm.bmj.com/content/46/5/457.1.abstract AB