[Medical statistics and the new DRG system].
Heitmann
B L
BL
Center for Sygdomsforebyggelse, Amtssygehuset i Glostrup.
Pedersen
K D
KD
Madsen
M
M
Svendsen
O L
OL
Jørgensen
T
T
D003718:Denmark; D003953:Diagnosis-Related Groups; D004813:Epidemiology; D006801:Humans