TY  - RPRT
TI  - Tutorial: survival analysis--a statistic for clinical, efficacy, and theoretical applications.
AU  - F A Gruber
PY  - 1999
DO  - 10.1044/jslhr.4202.432
UR  - https://pubmed.ncbi.nlm.nih.gov/10229458/
ID  - 10229458
ER  -