TY - GEN AU - Palero,J AU - Boer,V AU - Vijverberg,J AU - Gerritsen,H AU - Sterenborg,H J C M TI - Short-wavelength two-photon excitation fluorescence microscopy of tryptophan with a photonic crystal fiber based light source SN - 1094-4087 PY - 2012///1002 N1 - Publication Type: Journal Article UR - https://doi.org/10.1364/opex.13.005363 ER -