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\section{Payam's Papers}  \cite{http://adsabs.harvard.edu/abs/2013PhRvE..87d2722R} DNA electrophoresis in vicinity of a membrane pore: \citet{http://adsabs.harvard.edu/abs/2013PhRvE..87d2722R}  and \cite{http://adsabs.harvard.edu/abs/2013PhRvE..87d2723R} \citet{http://adsabs.harvard.edu/abs/2013PhRvE..87d2723R}  Some questions to investigate: