https://www.icpsr.umich.edu/ICPSR/studies/37357
data 09/30/2019
https://www.icpsr.umich.edu/ICPSR/studies/37343
data 09/26/2019
https://www.icpsr.umich.edu/ICPSR/studies/37377
https://www.icpsr.umich.edu/ICPSR/studies/37390
data 09/25/2019
https://www.icpsr.umich.edu/ICPSR/studies/37344
data 09/24/2019
https://www.icpsr.umich.edu/ICPSR/studies/36689
https://www.icpsr.umich.edu/ICPSR/studies/37378
data 09/23/2019
https://www.icpsr.umich.edu/ICPSR/studies/37381
https://www.icpsr.umich.edu/ICPSR/studies/37262
data 08/29/2019
https://www.icpsr.umich.edu/ICPSR/studies/37175
https://www.icpsr.umich.edu/ICPSR/studies/37248
data 08/27/2019
https://www.icpsr.umich.edu/ICPSR/studies/37149
https://www.icpsr.umich.edu/ICPSR/studies/37197
data 08/21/2019
https://www.icpsr.umich.edu/ICPSR/studies/37185
data 07/25/2019
https://www.icpsr.umich.edu/ICPSR/studies/37168
https://www.icpsr.umich.edu/ICPSR/studies/37255
data 06/27/2019
https://www.icpsr.umich.edu/ICPSR/studies/37173
https://www.icpsr.umich.edu/ICPSR/studies/34619
https://www.icpsr.umich.edu/ICPSR/studies/37247
data 06/25/2019
https://www.icpsr.umich.edu/ICPSR/studies/36775
https://www.icpsr.umich.edu/ICPSR/studies/37302
data 06/20/2019
https://www.icpsr.umich.edu/ICPSR/studies/37351
data 06/17/2019
https://www.icpsr.umich.edu/ICPSR/studies/37352
https://www.icpsr.umich.edu/ICPSR/studies/37349
https://www.icpsr.umich.edu/ICPSR/studies/37108
data 05/30/2019