Health

Q&A: What are seborrheic keratoses?

Dear Mayo Clinic: I have brown spots over the top half of my body, which my doctor says are seborrheic keratoses and are harmless. What causes them, and is there a way to prevent more from appearing?

Medications

A Canadian essential medicines list must be evidence-based

An essential medicines list in Canada should be evidence-based and independent of conflicting interests, found a study of decision-makers and policy-makers that is published in CMAJ (Canadian Medical Association Journal).

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