Is major depression the same as severe depression? if not, what is severe depression?

In which way does nicotine cause addiction? by stimulating the brain's pleasure center by increasing blood-sugar levels by decreasing dopamine levels by reducing depression and anxiety

A12 pound cat is prescribed amoxicillin at 5mg/kg twice a day for seven days the oral medication has a concentration of 50mg/ml how many mls will the cat need per day

Why there must be community participation in primary health care