TY  - RPRT
TI  - Appointment-keeping behavior re-evaluated.
AU  - P Hertz
AU  - P L Stamps
PY  - 1977
DO  - 10.2105/ajph.67.11.1033
UR  - https://pubmed.ncbi.nlm.nih.gov/911378/
ID  - 911378
ER  -