Progress in Biomedical Optics and Imaging - Multiphoton Microscopy in the Biomedical Sciences Iv, Date: 25 January 2004 through 27 January 2004, Location: San Jose, CA, Sponsors: SPIE - International Society for Optical Engineering;Bio-Rad Laboratories, Inc.;Carl Zeiss, Inc.;Chroma Technology Corporation;Coherent, Inc.