About the Authors

Ming-Hui Yong

Affiliations Department of Neurology, National Neuroscience Institute, Singapore, Duke-NUS Graduate Medical School, Singapore

Stephanie Fook-Chong

Affiliation Department of Clinical Research, Singapore General Hospital, Singapore

Ratnagopal Pavanni

Affiliations Department of Neurology, National Neuroscience Institute, Singapore, Duke-NUS Graduate Medical School, Singapore

Li-Ling Lim

Affiliation Department of Neurology, National Neuroscience Institute, Singapore

Eng-King Tan

gnrtek@sgh.com.sg

Affiliations Department of Neurology, National Neuroscience Institute, Singapore, Duke-NUS Graduate Medical School, Singapore

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: M-HY L-LL E-KT. Performed the experiments: M-HY L-LL E-KT RP. Analyzed the data: SF-C RP. Contributed reagents/materials/analysis tools: SF-C. Wrote the paper: E-KT M-HY L-LL RP SF-C.