Cardiac resynchronization therapy(CRT) effected via biventricular pacing has been established as prime therapy for heart failure patients of New York Heart Asso
公式(sum ∑ from k=1 to n)f<sub>k</sub>=f<sub>n+2</sub>-f<sub>2</sub>,(sum ∑ from k=1 to n)f<sub>2k-1</sub>=f<sub>2n</sub>-(f<sub>2</sub>-f<sub>1</sub>)(sum ∑ from k