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inv lve a journal of mathematics msp Path cover number, maximum nullity, and zero forcing number of oriented graphs and other simple digraphs An oriented graph is a simple digraph obtained from a simple graph by choosing exactly one of the two arcs (u, v) or (v, u) to replace each edge {u, v}. A simple digraph describes the zero-nonzero pattern of(More)
We have seen a patient with a profound, isolated, and quite selective deficit in proverb interpretation-aproverbia. The patient presented to us after an anoxic brain injury with aproverbia. Interestingly, the aproverbia appeared to be premorbid to the presenting event. Furthermore, the patient had no brain lesion that has been associated or even proposed as(More)
OBJECTIVE Injury to the foot and ankle without involvement of the knee, requiring a patient to become non-weight-bearing or even needing amputation, is a common problem resulting from diverse causes, including diabetic foot ulcers and trauma. The patellar tendon bearing orthosis may be a good option for patients who would functionally deteriorate,(More)
Generalized weakness in transplant patients is a major complaint in tertiary rehabilitation hospitals. The diagnosis and management of generalized weakness in this population pose challenges for physicians. We present the case of a transplant patient with generalized weakness who was eventually diagnosed with calciphylaxis using a multidisciplinary(More)
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