TY  - RPRT
TI  - Single-subject research designs for optometry.
AU  - F L Collins
AU  - R A Baer
AU  - R L Blount
PY  - 1985
DO  - 10.1097/00006324-198508000-00004
UR  - https://pubmed.ncbi.nlm.nih.gov/4037057/
ID  - 4037057
ER  -