[1] Clemson Univ, Sch Nursing, Clemson, SC 29634 USA
[2] Palmetto Pulm Palliat Care, Greenville, SC 29601 USA
[3] Palmetto Pulm & Crit Care Associates, Crit Care Med Hosp & Palliat Care, Greenville, SC USA
[4] Palmetto Pulm & Crit Care Associates, Crit Care Med Hosp & Palliat Care, Pulmonol, Sleep Med, Greenville, SC USA
[5] Palmetto Pulm & Crit Care Associates, Palliat Care Certificat, Greenville, SC USA