TY - RPRT TI - Versatile controlling system for cryopreparation techniques in electron microscopy. AU - B M Humbel AU - K Weber AU - R Merkl PY - 1991 DO - 10.1002/jemt.1060170407 UR - https://pubmed.ncbi.nlm.nih.gov/1865242/ ID - 1865242 ER -