TY  - RPRT
TI  - Appropriate statistical test in comparative ulcer healing studies.
AU  - E Boyd
AU  - I N Marks
PY  - 1985
DO  - 10.1136/gut.26.6.643
UR  - https://pubmed.ncbi.nlm.nih.gov/4007607/
ID  - 4007607
ER  -