Results 141 to 150 of about 305,728 (228)

[Lower gastrointestinal bleeding secondary to Chronic Nonspecific Ulcerative Colitis: A clinical case]. [PDF]

open access: yesRev Med Inst Mex Seguro Soc
Martínez-Cárdenas MÁ   +9 more
europepmc   +1 more source

Eliminación de arsénico de concentrados de cobre

open access: yes, 2015
Fil: Brandaleze, Elena. Universidad Tecnológica Nacional. Facultad Regional San Nicolás.
Bazan Brizuela, Vanesa Lucia   +3 more
openaire   +1 more source

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