TY - GEN AU - Anderson,H J TI - ED overcrowding, preventive care topics of studies SN - 0018-5973 PY - 1992///0123 KW - American Hospital Association KW - organization & administration KW - Chicago KW - Emergency Service, Hospital KW - statistics & numerical data KW - Health Services Research KW - trends KW - Preventive Health Services KW - economics KW - United States N1 - Publication Type: Journal Article ER -