<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div><font color="#000000" style="background-color: rgba(255, 255, 255, 0);"><a href="http://www.nature.com.proxy.readcube.com/nature/journal/vaop/ncurrent/full/nature19355.html?token=b/iqsiASDRrekBzI4TO7jXHqZfgqya2kbddTQfOEp0jmdOLsZpiOXFXk7L2Ousdf&referrer_url=http://www.nature.com/articles/nature19355.epdf?shared_access_token=UBjHzaN4eAi6vdA0WeewvtRgN0jAjWel9jnR3ZoTv0PBDDfPvpCw9WLgiasaWYlWWUh0-cXzxxF0VG9L8VLZ3fsnzECZwtCKI52EEiw5QUFIUE_q_0fvE9lExS0B9oqPxBQGAYlZDSE-ryeG8__8saR6TfXLUZUjHZBYRwQUsoxexZ1__eJtUN5LhiA6XW5V" style="background-color: rgba(255, 255, 255, 0);">http://www.nature.com.proxy.readcube.com/nature/journal/vaop/ncurrent/full/nature19355.html</a></font></div><div><br></div><div>I know it's behind a paywall.</div><div><br></div><div>Anyhow, I wonder if a more active search under the ice wouldn't yield these kinds of finds faster.<br><br><div><div style="line-height: normal;"><div style="line-height: normal;"><span style="line-height: 20px; background-color: rgba(255, 255, 255, 0);">Regards,</span></div><div style="line-height: normal;"><span style="line-height: 20px; background-color: rgba(255, 255, 255, 0);"><br></span></div><div><div style="line-height: normal;"><span style="line-height: 20px; background-color: rgba(255, 255, 255, 0);">Dan</span></div><div style="line-height: normal;"><span style="background-color: rgba(255, 255, 255, 0);">  Sample my Kindle books via:</span></div><div style="line-height: normal;"><font color="#000000" style="background-color: rgba(255, 255, 255, 0);"><a href="http://author.to/DanUst" style="background-color: rgba(255, 255, 255, 0);">http://author.to/DanUst</a></font></div></div></div><div><div style="line-height: normal;"></div></div></div></div></body></html>