TY - RPRT TI - Mass selective axial ion ejection from a linear quadrupole ion trap. AU - F A Londry AU - James W Hager PY - 2003 DO - 10.1016/s1044-0305(03)00446-x UR - https://pubmed.ncbi.nlm.nih.gov/14530094/ ID - 14530094 ER -