TY  - RPRT
TI  - Appropriate teaching aids.
AU  - D Morley
AU  - F Savage-King
PY  - 1984
DO  - 10.1136/bmj.289.6451.1057
UR  - https://pubmed.ncbi.nlm.nih.gov/6207887/
ID  - 6207887
ER  -