. The action of yeast fractions on the growth of rats [microform]. Growth factors; Rats; Facteurs de croissance; Rats. ^ -o /rtu^ %. -% r 7^i » —' ;, - U 3- ci -^ - - CVJ at -T~ I *^ u r* T i ^1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Funk, Casimir, 1884-1967; Macallum, Archibald Byron, 1858-1934. [Toronto) : University Library]

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Keywords: ., bookauthorfunkcasi, bookcentury1900, bookdecade1910, bookyear1916