Today, asthenia is one of the most common syndromes in practice a doctor any specialty. Her treatment uses comprehensive approach that includes physical training, psychotherapy, diet and pharmacotherapy. Pharmacotherapeutic appointment antidepressants, nootropics, tranquilizers, psychostimulants, neuroleptics. Given multimodality multilevel nature lesion nervous system C?VID-19, recovery period...

In this paper, a new approach is presented to fit arobust fuzzy regression model based on some fuzzy quantities. Inthis approach, we first introduce a new distance between two fuzzynumbers using the kernel function, and then, based on the leastsquares method, the parameters of fuzzy regression model isestimated. The proposed approach has a suitable performance to<b...