Erratum to: Natl. Acad. Sci. Lett. (January–February 2017) 40(1):5–7 DOI 10.1007/s40009-016-0503-8

Unfortunately, in the online published article, the co-author names Suresh Kumar, S.K. Yadav and Ved Prakash have been inadvertently missed during the publication process.

The complete author group is given in this erratum.