TY  - RPRT
TI  - Proposal for improved techniques in electron microscopy.
AU  - L M Allen
AU  - H W Allen
AU  - J J Quilligan
PY  - 1971
DO  - 10.1016/0022-5193(71)90044-0
UR  - https://pubmed.ncbi.nlm.nih.gov/5555271/
ID  - 5555271
ER  -