Nature Materials (2008) - Comments
pubmed: 18500347  doi: 10.1038/nmat2202  issn: 1476-1122  issn: 1476-4660 

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Ayush Verma, Oktay Uzun, Yuhua Hu, Ying Hu, Hee-Sun Han, Nicki Watson, Suelin Chen, Darrell J. Irvine, Francesco Stellacci