Phrenic nerve stimulation is more sensitive than ultrasound measurement of diaphragm thickness in assessing early ALS progression
Keywords: اسکلروز جانبی جانبی آمیوتروفیک; Amyotrophic lateral sclerosis; Diaphragm; Phrenic nerve; Respiratory tests; Ultrasound; Diaphragme; Ãchographie; Nerf phrénique; Sclérose latérale amyotrophique; Tests respiratoires;