Scientific Reports 5: Article number: 10378; 10.1038/srep10378 published online: May212015; updated: January202016.
The Acknowledgements section is incomplete.
“This work was supported by SUTD-MIT international design center (IDC) grant.”
should read:
“This work was supported by SUTD-MIT international design center (IDC) grant and SUTD Temasek Seed funding (IGDSS1402031).”
