What minimum size does a lesion in the lung need to be in order to be called a nodule?

Which of the following is the most common and curable form of skin cancer?

A) Pigmentation disorder B) Squamous cell C) Malignant melanoma D) Basal cell carcinoma

Doctors often avoid prescribing antibiotics for patients with the flu because the flu is caused by a virus which is not affected by antibiotics

A. True B. False