TY  - RPRT
TI  - An adjustable synchronized electron flash for phase contrast micrography.
AU  - J P SCHADE
AU  - F de WAAL
PY  - 1960
DO  - 10.1007/bf02157736
UR  - https://pubmed.ncbi.nlm.nih.gov/14442303/
ID  - 14442303
ER  -