PT - JOURNAL ARTICLE AU - Hoang Pham AU - Stéphanie Gosselin-Lefebvre AU - Persia Pourshahnazari AU - Samuel Yip TI - Recurrent thunderclap headaches from reversible cerebral vasoconstriction syndrome associated with duloxetine, xylometazoline and rhinitis medicamentosa AID - 10.1503/cmaj.201234 DP - 2020 Nov 09 TA - Canadian Medical Association Journal PG - E1403--E1406 VI - 192 IP - 45 4099 - http://www.cmaj.ca/content/192/45/E1403.short 4100 - http://www.cmaj.ca/content/192/45/E1403.full SO - CMAJ2020 Nov 09; 192