Results 161 to 170 of about 28,827 (213)

[Use of antibiotics in exacerbated chronic obstructive pulmonary disease]. [PDF]

open access: yesAten Primaria, 2001
Alvarez F   +9 more
europepmc   +1 more source

Macroeconomía y desempleo: en torno a la hipótesis de la tasa natural [PDF]

open access: yes, 2000
Díaz Calleja, Emilio   +3 more
core  

Three dimensional reconstruction of cross sectional intracoronary ultrasound: clinical or research tool? [PDF]

open access: yesBr Heart J, 1995
Di Mario C   +9 more
europepmc   +1 more source

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