The Joint Accelerator Conferences Website (JACoW) is an international collaboration that publishes the proceedings of accelerator conferences held around the world.
%\cite{wang:medsi2020-weio02} \bibitem{wang:medsi2020-weio02} H. Wang, \textquotedblleft{LCLS Chemrix in-Vacuum Liquid Sample Delivery System}\textquotedblright, % --- abbreviated form (UNpublished paper) - JACoW template Feb 2018 --- presented at MEDSI'20, Chicago, IL, USA, Jul. 2021, paper WEIO02, unpublished.