use xlsx for sample manifest
use xlsx for sample manifest

macarthur-lab/seqr,ssadedin/seqr,macarthur-lab/seqr,ssadedin/seqr,ssadedin/seqr,ssadedin/seqr,ssadedin/seqr,macarthur-lab/seqr,macarthur-lab/seqr,macarthur-lab/seqr