Text ( visual ) : unmediated Nutrition against disease : environmental prevention / [by] Roger J. Williams. -- New York : Pitman Pub. Corp. , c1971. -- xii, 319 p. ; 25 cm. -- (BA5144774X) ; https://ci.nii.ac.jp/ncid/BA5144774X Author Heading(s): Williams, Roger John. -- Classification(s): LCC : RA784 ; DC : 613.2. -- Subject Heading(s): LCSH : Nutrition ; LCSH : Health