TY  - RPRT
TI  - Randomized experimental designs.
AU  - G A Morgan
AU  - J A Gliner
AU  - R J Harmon
PY  - 2000
DO  - 10.1097/00004583-200008000-00024
UR  - https://pubmed.ncbi.nlm.nih.gov/10939237/
ID  - 10939237
ER  -