Long-term in vivo harmonics imaging of zebrafish embryonic development based on a femtosecond Cr:forsterite laser

S. Y. Chen, T. H. Tsai, C. S. Hsieh, S. P. Tai, C. Y. Lin, C. Y. Ko, Y. C. Chen, H. J. Tsai, C. H. Hu, C. K. Sun