TY  - RPRT
TI  - Test tube's end.
AU  - M R Knapp
AU  - S Sundberg
AU  - J W Parce
PY  - 2000
DO  - 10.1177/108705710000500104
UR  - https://pubmed.ncbi.nlm.nih.gov/10841595/
ID  - 10841595
ER  -