วันที่ 1 กุมภาพันธ์์ 2555 ข้อมูลเรื่อง ผักกาดหัว

http://th.wikipedia.org/wiki/%E0%B8%9C%E0%B8%B1%E0%B8%81%E0%B8%81%E0%B8%B2%E0%B8%94%E0%B8%AB%E0%B8%B1%E0%B8%A7

http://www.vegetweb.com/%E0%B8%9C%E0%B8%B1%E0%B8%81%E0%B8%81%E0%B8%B2%E0%B8%94%E0%B8%AB%E0%B8%B1%E0%B8%A7/

http://myveget.com/%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%9B%E0%B8%A5%E0%B8%B9%E0%B8%81%E0%B8%9C%E0%B8%B1%E0%B8%81%E0%B8%81%E0%B8%B2%E0%B8%94%E0%B8%AB%E0%B8%B1%E0%B8%A7%E0%B9%84%E0%B8%8A%E0%B9%80%E0%B8%97%E0%B9%89%E0%B8%B2.html

http://www.doctor.or.th/node/6026