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Google圖書搜尋
Grenz Ray Study of Fluorosed Rat Incisors
Boaz Shattan
Robert Buschsbaum
出版
Columbia University School of Dental and Oral Surgery -- New York, l943
, 1943
URL
http://books.google.com.hk/books?id=KOqoGwAACAAJ&hl=&source=gbs_api