Text ( visual ) : unmediated Medical genetics : principles and practice / James J. Nora, F. Clarke Fraser. -- 3rd ed. -- Philadelphia : Lea & Febiger , 1989. -- xii, 399 p. : ill. ; 26 cm. -- Includes bibliographies and index. -- ISBN 0812111656 ; (BA06692046) ; https://ci.nii.ac.jp/ncid/BA06692046 Author Heading(s): Nora, James J. ; Fraser, F. Clarke. -- Classification(s): LCC : RB155 ; DC19 : 616/.042. -- Subject Heading(s): LCSH : Medical genetics