TY  - RPRT
TI  - 'Overlap' syndromes.
AU  - R Cervera
AU  - M A Khamashta
AU  - G R Hughes
PY  - 1990
DO  - 10.1136/ard.49.11.947
UR  - https://pubmed.ncbi.nlm.nih.gov/2256747/
ID  - 2256747
ER  -