RT Journal Article SR Electronic T1 Limited GPA and Alpha-1 Antitrypsin Deficiency in a Pediatric Patient JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 543 OP 544 DO 10.3899/jrheum.180979 VO 46 IS 5 A1 ELAINE S. XIE A1 NIKHIL PAI A1 MICHELLE BATTHISH YR 2019 UL http://www.jrheum.org/content/46/5/543.abstract AB