TY - RPRT TI - Two useful techniques in three-dimensional electron microscopy: quarter-micron serial sectioning and stereoscopy. AU - N König AU - H Van der Loos PY - 1980 DO - 10.1016/0165-0270(80)90046-1 UR - https://pubmed.ncbi.nlm.nih.gov/7035758/ ID - 7035758 ER -