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1 jan 2009 ano - 2009- Obama
Descrição:
President Obama lifts the restrictions on funding human embryonic stem cell research that was put in force by Bush in 2001.
Adicionado na linha do tempo:
The Evolution of Stem Cell Research
By
MacKenzie Holley
22 set 2017
0
0
454
Data:
1 jan 2009 ano
Agora
~ 15 years ago
Imagens:
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