00343nam a2200109 a 450000500170000010000300001724500630004726000220011030000220013249000610015463000180021520251203091522.0 aWorld Health Organization aRole ofhospitals in ambulatory and domicilary medical care aGenivabWhoc1959 a32 p.c22 cm.bHB aWorld health organization technical report series no.176 aPublic Health