TY - RPRT TI - Two-photon microscopy and spectroscopy based on a compact confocal scanning head. AU - A Diaspro AU - G Chirico AU - F Federici AU - F Cannone AU - S Beretta AU - M Robello PY - 2001 DO - 10.1117/1.1382809 UR - https://pubmed.ncbi.nlm.nih.gov/11516320/ ID - 11516320 ER -