RT Journal Article SR Electronic T1 The management of non-traumatic headache in the acute setting JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP s44 OP s45 DO 10.7861/clinmedicine.19-2-s44 VO 19 IS Suppl 2 A1 Qainaat Husnoo A1 Usman Adam A1 James Dent YR 2019 UL http://www.rcpjournals.org/content/19/Suppl_2/s44.abstract