Kr. Petrov

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This retrospective study was conducted to evaluate the incidence of spinal cord injuries in Plovdiv and Plovdiv region, Bulgaria. The study material comprised 980 patients treated over a period of 10 years (1983-1992) in the Clinics of Traumatic and Orthopaedic Surgery and Neurosurgery, University of Medicine, Plovdiv, which are the only therapeutic(More)
The efficiency of single-pulse ophthalmostimulation (OPS) with the use of photodiodes emitting red, orange, green, and blue light was evaluated in 26 athletes. Results of the study indicate that OPS in the green-blue spectral range may be recommended as a preventive treatment for athletes of the normal- or low-energetic status in the state of activation(More)
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