TY  - RPRT
TI  - Educational research and randomised trials.
AU  - Carole J Torgerson
PY  - 2002
DO  - 10.1046/j.1365-2923.2002.01335.x
UR  - https://pubmed.ncbi.nlm.nih.gov/12406259/
ID  - 12406259
ER  -