TY  - RPRT
TI  - A simple sampling device for submerged cultures.
AU  - H A WALCH
AU  - G J JANN
AU  - A J SALLE
PY  - 1951
DO  - 10.1126/science.114.2962.368-a
UR  - https://pubmed.ncbi.nlm.nih.gov/14883864/
ID  - 14883864
ER  -