TY  - RPRT
TI  - Changing patterns in general practice.
AU  - T J Ritchie
PY  - 1969
DO  - 10.5694/j.1326-5377.1969.tb103435.x
UR  - https://pubmed.ncbi.nlm.nih.gov/5374048/
ID  - 5374048
ER  -