Health control of four-year-old children. An epidemiological study of child health.
Treść karty:KOHLER LENNART 286,237 Health control of four-year-old children. An epidemiological study of child health. Lund 1973 Zdruk:/ Almqvist and Wiksel , Informationsindustri AB 4° 3. 28, ilustr. + wkł. s. nlb. 2. Akademisk avhandling.