[1] Princess Margaret Hosp, Canc Ctr, Canc Educ, Canc Hlth Literacy Res Ctr, 585 Univ Ave,ELLICSR PMB B-130, Toronto, ON M5G 2N2, Canada
[2] Canc Care Ontario, Patient Educ, Toronto, ON, Canada
[3] Univ Toronto, Inst Hlth Policy Management & Evaluat, Toronto, ON, Canada
[4] Aarhus Univ, Inst Publ Hlth, Aarhus, Denmark
[5] Newcastle Univ, Inst Hlth Soc, Baddiley Clark Bldg, Newcastle Upon Tyne, Tyne & Wear, England
[6] Princess Margaret Canc Ctr, Dept Psychosocial Oncol & Support Care, Toronto, ON, Canada