共 18 条
[3]
ASSESSMENT OF CARDIOVASCULAR EFFECTS TO THEOPHYLLINE IN PREMATURE NEWBORNS BY MEANS OF SERIAL ECHOCARDIOGRAPHY
[J].
ACTA PAEDIATRICA SCANDINAVICA,
1984, 73 (03)
:404-405
[5]
HANSEN NB, 1983, PEDIATRICS, V72, P526
[6]
HATLE L, 1985, DOPPLER ULTRASOUND C, P32
[7]
NEONATAL CEREBRAL BLOOD-FLOW VELOCITY .1. AN INVITRO VALIDATION OF THE PULSED DOPPLER TECHNIQUE
[J].
ACTA PAEDIATRICA SCANDINAVICA,
1984, 73 (06)
:810-815
[8]
MACHIN D, 1987, STAT TABLES DESIGN C, P79