document.write("<div class=\"prevBox\"><div class=\"prevBtn\"></div><p><a href=\"/story?sid=65934\">研究发现八成新冠住院患者缺乏维生素D</a></p></div>");document.write("<div class=\"nextBox\"><div class=\"nextBtn\"></div><p><a href=\"/story?sid=65936\">人类出生时就对语言敏感</a></p></div>");