Skip to contents
-
[Erscheinungsort nicht ermittelbar]: [Verlag nicht ermittelbar], 2000
-
Cambridge, Mass: National Bureau of Economic Research, October 2001
-
[S.l.]: SSRN, [2021]
-
-
1995
-
SAGE Publications, 2007
-
Wiley, 2002
-
American Medical Association (AMA), 2022
-
American Public Health Association, 2020
-
Wiley, 2011
-
Elsevier BV, 2000
-
Wiley, 2024
-
SAGE Publications, 2022
-
American Medical Association (AMA), 2022
-
American Medical Association (AMA), 2021
-
BMJ, 2021
-
BMJ, 2020
-
BMJ, 2020
-
American Public Health Association, 2019
-
American Medical Association (AMA), 2019