11

Removal of Cd(II), Pb(II), Cu(II) and Ni(II) from water using modified pine bark

Year:
2009
Language:
english
File:
PDF, 559 KB
english, 2009
14

Diagnostic criteria of colospasm at barium enema examination

Year:
2002
Language:
english
File:
PDF, 43 KB
english, 2002