TY - RPRT TI - Osmium-containing compounds with multiple basic or acidic groups as stains for ultrastructure. AU - A M Seligman AU - H L Wasserkrug AU - C Deb AU - J S Hanker PY - 1968 DO - 10.1177/16.2.87 UR - https://pubmed.ncbi.nlm.nih.gov/4171738/ ID - 4171738 ER -