The health index of children.
By: By Ernest Bryant Hoag, with foreword by Edward H. Williams, M. D.
Edition: 2d ed.
Publisher: C. F. Weber & co.
Published: 1925
Place of publication: San Francisco
Language: eng
Number of pages: 165
Subjects: Children -- Care and hygiene; Children -- Diseases; School hygiene
Notes: Bibliography: p. 164-165.