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License |
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ACS AuthorChoice [1] |
ACS AuthorChoice License [2] |
CC BY 2.0 Unported [4] |
CC BY 3.0 DE [169] |
CC BY 3.0 Unported [270] |
CC BY 4.0 Unported [1] |
CC BY 4.0 Unported [913] |
CC BY-NC 2.0 Unported [2] |
CC BY-NC 3.0 DE [8] |
CC BY-NC 3.0 Unported [16] |
CC BY-NC 4.0 Unported [38] |
CC BY-NC-ND 3.0 DE [16] |
CC BY-NC-ND 3.0 Unported [70] |
CC BY-NC-ND 4.0 Unported [95] |
CC BY-NC-ND Unported [1] |
CC BY-NC-SA 1.0 Unported [11] |
CC BY-NC-SA 3.0 Unported [54] |
CC BY-NC-SA 4.0 Unported [5] |
CC BY-ND 3.0 FR [1] |
CC BY-ND 4.0 Unported [6] |
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