000
00279nam a2200109Ia 4500
008
220809s2011 xx 000 0 und d
041
_a
eng
245
_a
Clinics in perinatology Vol-38,No-1,March,2011,
260
_c
2011
520
_a
Back Volume
650
_a
Pediatrics (618.92)
999
_c
165035
_d
165035