Abstract: We have demonstrated the background-free volumetric two-photon microscopy by cancelling the side lobes of the fundamental 0th-order Bessel beam. The cancellation is based on the fact that ...

Pain in the upper right quadrant of your abdomen may come from your biliary system, or the organs that produce and distribute bile to help you digest food. It may originate in your gallbladder, liver, ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...