305862d4eb5f6b2c58fdc9e31b1ff1aa pmc_27761353.pdf /mnt/CLARIION/ddd/pub/artpub/2016/191951/PeerJ_a2016v4ieng.pdf /mnt/CLARIION/ddd/pub/artpub/2016/2016/pmc_27761353/pmc_27761353.pdf