RT Journal Article SR Electronic T1 A case of nasal mass, skin ulcers and inflammatory joint pain: granulomatosis with polyangiitis versus lymphoma JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP s32 OP s32 DO 10.7861/clinmed.20-2-s32 VO 20 IS Suppl 2 A1 Panagiotis Kamperidis A1 Anthony Downs A1 Matthew Szeto YR 2020 UL http://www.rcpjournals.org/content/20/Suppl_2/s32.abstract