Examlex
Find the number of subsets of S = {1, 2, 3, . . . , 10} that contain exactly five elements, all of them even.
Prodromal Phase
A preliminary stage of a disease, indicating the onset of symptoms but not yet fully developed illness.
Active Phase
A period in which symptoms of a disease or condition are more pronounced and readily observable.
Residual Phase
A stage in certain mental health disorders marked by a reduction in the severity of symptoms, following an acute phase of the condition.
Catatonic Stupor
A state of motor immobility and behavioral abnormality found in some psychiatric conditions, characterized by muscular rigidity and mental unresponsiveness.
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