Correction to: Scientific Reports https://doi.org/10.1038/s41598-019-56496-7, published online 27 December 2019


The Acknowledgements section in this Article is incomplete.


“This study was funded by Qatar National Research Fund (QNRF), Grant number NPRP7-272-1-041 (MAE, KS, CG and FB). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.”


should read:


“This study was funded by Qatar National Research Fund (QNRF), Grant number NPRP7-272-1-041 (MAE, KS, CG and FB). The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript. The publication of this article was funded by the Qatar National Library.”