ElSheikh, S., Gamal, G. (2010). Sequential higher epidural catheter re-insertion after accidental dural puncture ameliorates the frequency and severity of post-dural puncture headache. test, 26(4), 261-265. doi: 10.1016/j.egja.2010.04.001
Somaya ElSheikh; Ghada Gamal. "Sequential higher epidural catheter re-insertion after accidental dural puncture ameliorates the frequency and severity of post-dural puncture headache". test, 26, 4, 2010, 261-265. doi: 10.1016/j.egja.2010.04.001
ElSheikh, S., Gamal, G. (2010). 'Sequential higher epidural catheter re-insertion after accidental dural puncture ameliorates the frequency and severity of post-dural puncture headache', test, 26(4), pp. 261-265. doi: 10.1016/j.egja.2010.04.001
ElSheikh, S., Gamal, G. Sequential higher epidural catheter re-insertion after accidental dural puncture ameliorates the frequency and severity of post-dural puncture headache. test, 2010; 26(4): 261-265. doi: 10.1016/j.egja.2010.04.001