European Journal of Pediatrics
European Journal of Pediatrics > 1999 > 158 > S1 > S18-S22
European Journal of Pediatrics > 1999 > 158 > S1 > S2-S4
European Journal of Pediatrics > 1999 > 158 > S1 > S23-S26
European Journal of Pediatrics > 1999 > 158 > S1 > S5-S8
European Journal of Pediatrics > 1999 > 158 > S1 > S9-S12
European Journal of Pediatrics > 1999 > 158 > S1 > S27-S31