About the Authors

Robert H. E. Friesen

robert.friesen@crucell.com

Affiliation Crucell Holland BV, Leiden, The Netherlands

Wouter Koudstaal

Affiliation Crucell Holland BV, Leiden, The Netherlands

Martin H. Koldijk

Affiliation Crucell Holland BV, Leiden, The Netherlands

Gerrit Jan Weverling

Affiliation Crucell Holland BV, Leiden, The Netherlands

Just P. J. Brakenhoff

Affiliation Crucell Holland BV, Leiden, The Netherlands

Peter J. Lenting

Affiliation Crucell Holland BV, Leiden, The Netherlands

Koert J. Stittelaar

Affiliation ViroClinics BV, Rotterdam, The Netherlands

Albert D. M. E. Osterhaus

Affiliations ViroClinics BV, Rotterdam, The Netherlands, Department of Virology, Erasmus MC, Rotterdam, The Netherlands

Ronald Kompier

Affiliation Crucell Holland BV, Leiden, The Netherlands

Jaap Goudsmit

Affiliation Crucell Holland BV, Leiden, The Netherlands

Competing Interests

The authors state that they have a financial interest. R.F., W.K., M.K., G.J.W., J.B., P.L., R.K., and J.G. are employees of Crucell Holland BV. K.S. and A.O. are employees of ViroClinics BV. A.O. is furthermore an employee of the Erasmus MC, Rotterdam.

Author Contributions

Conceived and designed the experiments: RHEF WK GJW PJL RK JG. Performed the experiments: KJS. Analyzed the data: MHK GJW JPJB ADMEO RK. Contributed reagents/materials/analysis tools: JPJB ADMEO. Wrote the paper: RHEF WK JG.