<https://asiamd.com/2021/08/31/5-easily-ignored-symptoms-of-colorectal-cancer/>
<http://schema.org/description>
"在新加坡，大肠癌（结直肠癌）是最常见的癌症之一。关注这些警告信号，早发现，早治疗。"
<https://asiamd.com/2021/08/31/5-easily-ignored-symptoms-of-colorectal-cancer/>