China and Cuba have denied any such actions. He attributed their position to the United State's economic relationship with China. Microwave radiation is considered a subset of RF radiation. Radiofrequency energy includes radio waves and microwaves. If microwaves were used, the technology is not rare, and more than one country could be using it.
Microwave radiation is single of two countries.
( z0 include :ARG1 ( z1 country :ARG1-of ( z2 single ) :domain ( z3 radiate :ARG0 ( z4 microwave ) ) ) :ARG2 ( z5 country :quant 2 ) )
(z0 / include-91
    :ARG1 (z1 / country
              :ARG1-of (z2 / single-02)
              :domain (z3 / radiate-01
                          :ARG0 (z4 / microwave)))
    :ARG2 (z5 / country
              :quant 2))
Microwave radiation is single of two countries .
z3 :ARG0 z4
z0 :ARG1 z1
z1 :ARG1-of z2
z1 :domain z3
z5 :quant 0
z0 :ARG2 z5