light microscopy, 1992 - 1992raking light studies, 1992 - 1992stereomicroscopy, 1992-10 - 1992-10not specified, 1992-11 - 1992-11light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1993-10-15light microscopy, 1992-09-09 - 1993-10-15light microscopy, 1992-09-09 - 1992-09-095010547light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15light microscopy, 1992-09-09 - 1992-10-15