Quick Answer. According to The Free Dictionary, etiology, also spelled aetiology, is the study of exploration of the cause or factors contributing to something. In pathology, it specifically denotes the investigation into the cause or origins of a disease. Continue Reading.
Pellets deliver consistent, healthy levels of hormones for 3-4 months in. women and 4-5 months in men. They avoid the fluctuations, or ups. and downs, of hormone levels seen with every other method of delivery.
Head sizes are most popular and the most common in target pellets. Ten-meter target shooters go through a lot to determine which head size and even which lot number of pellet is best in their guns, then they buy 30,000 to 100,000 pellets at one time.