[1] Cleveland Clin, Dept Palliat & Support Care, Taussig Canc Inst, CA-53,9500 Euclid Ave, Cleveland, OH 44195 USA
[2] Case Western Reserve Univ, Cleveland Clin, Lerner Coll Med, Cleveland, OH 44106 USA
[3] Baylor Scott & White Hlth, Support & Palliat Care, Dallas, TX USA