[The utilization of laboratories for healthy persons at the primary care level].
Berraondo
I
I
Martínez
J M
JM
Santacoloma
I
I
Bergera
A
A
Calvo
A
A
D003955:Diagnostic Tests, Routine / Q000706:statistics & numerical data*; D006801:Humans; D011320:Primary Health Care; D013030:Spain
Utilización del laboratorio en personas sanas de atención primaria.