TY - GEN AU - MATILLA,V AU - BRAVO,J AU - PIEDROLA,G TI - [Contrast-phase microscopy of cytological structures without preliminary staining; diagnostic value and practical application in biology] SN - 0368-931X PY - 2003///0501 KW - Biology KW - Microscopy KW - Microscopy, Phase-Contrast KW - Staining and Labeling N1 - Publication Type: Journal Article ER -