TY  - RPRT
TI  - Myopathies associated with systemic diseases.
AU  - R I Roelofs
AU  - W K Engel
PY  - 1971
DO  - 10.1080/00325481.1971.11697593
UR  - https://pubmed.ncbi.nlm.nih.gov/4255240/
ID  - 4255240
ER  -