Scientific Article CEFALÉIA PÓS-OPERATÓRIA POST OPERATIVE HEADACHE JOÃO HARGER, CARLOS INACIO ZANCHIN, SAUL LINHARES, NILTON GESSER, DANILO FREIRO DUARTE Braz J Anesthesiol, vol.26, n5, p.675-682, 1976 PDF Downloads: 0 Views: 706 5f9d83018e6f1adf058b4611 rba Articles