Tıp fakültesi öğrencilerinde COVID-19 pandemisi zemininde gelişen korku ve belirsizliğin mesleki sonuç beklentisi ve alan seçimine etkisi, Bolu örneği, 2020 The effect of fear and uncertainty developed on the ground of the COVID-19 pandemic in medical faculty students on the expectation of professional results and field selection, Bolu example, 2020