preferred_name: Absence of acetylcholinesterase (AChE) from neuromuscular junction seen on muscle biopsy
preferred_name_lc: absence of acetylcholinesterase (ache) from neuromuscular junction seen on muscle biopsy
label: Absence of acetylcholinesterase (AChE) from neuromuscular junction seen on muscle biopsy
label_lc: absence of acetylcholinesterase (ache) from neuromuscular junction seen on muscle biopsy