000
00252nam a2200097Ia 4500
008
220729s1998 xx 000 0 und d
041
_a
eng
100
_a
BMJ
245
_a
Neonatal formulary: [the northern neonatal network]
260
_a
London
_b
BMJ
_c
1998
999
_c
131302
_d
131302