More People
Fewer People
Basch, E.; Reeve, B.; Cleeland, C.; Sloan, J.; Mendoza, T.; Abernethy, A.; Bruner, D.; Hay, J.; Atkinson, T.; Sit, L.; more... Value in Health (2010)
Basch, E.; Barz, A.; Kris, M.; Culkin, A.; Schrag, D. Value in Health (2006)