1. One hundred percent incidence of hemidiaphragmatic paresis associated with interscalene brachial plexus anaesthesia as diagnosed by ultrasonography;Urmey;Anesth Analg,1991
2. Incidence of diaphragmatic paralysis following supraclavicular brachial plexus block and its effect on pulmonary function;Mak;Anaesthesia,2001
3. Pulmonary function after complete unilateral phrenic nerve transection;Xu;J Neurosurg,2005
4. Neuromuscular ultrasound for evaluation of the diaphragm;Sarwal;Muscle Nerve,2013
5. Effect of local anaesthetic volume on the efficacy and respiratory consequences of ultrasound-guided interscalene brachial plexus block;Riazi;Br J Anaesth,2008