TY  - RPRT
TI  - [Randomization and ethics. Careful planning solves many information problems].
AU  - L Holmberg
AU  - A Taube
AU  - B Glimelius
PY  - 1992
UR  - https://pubmed.ncbi.nlm.nih.gov/1630212/
ID  - 1630212
ER  -