[1] Abramson Canc Ctr, Philadelphia, PA USA
[2] Univ Pennsylvania, Philadelphia, PA USA
[3] Inovio Pharmaceut Inc, Plymouth, PA USA
[4] Inovio Pharmaceut Inc, Blue Bell, PA USA
[5] Univ Pennsylvania, Perelman Sch Med, Philadelphia, PA USA
[6] Wistar Inst Anat & Biol, Philadelphia, PA USA
[7] GSK, Malvern, PA USA