{Reference Type}: Case Reports {Title}: Camptodactyly-Arthropathy-Coxa Vara-Pericarditis Syndrome: The First Familial Case in China and Novel Mutations of the Proteoglycan 4 Gene. {Author}: Zhang JM;Gao FQ;Li CF;Kuang WY;Deng JH;Tan XH;Li C;Li SP; {Journal}: J Rheumatol {Volume}: 49 {Issue}: 12 {Year}: 12 2022 {Factor}: 5.346 {DOI}: 10.3899/jrheum.220236 {Abstract}: