Multiple sclerosis(MS) is a kind of inflammatory demyelinating disease of the central nervous system. Its causes remain unclear.
多发性硬化是一种青壮年起病的中枢神经系统炎性脱髓鞘病，发病病因至今未明。
Multiple sclerosis(MS) is a kind of inflammatory demyelinating disease of the central nervous system. Its causes remain unclear.
多发性硬化是一种青壮年起病的中枢神经系统炎性脱髓鞘病，发病病因至今未明。
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