The first type is destruction (ablation) of the abnormal area, and the second type is removal (resection). Both types of treatment cure 90% of patients with dysplasia, meaning that 10% of women will have a recurrence of their abnormality after treatment.
On September 1, 1939, Hitler invaded Poland from the west; two days later, France and Britain declared war on Germany, beginning World War II. On September 17, Soviet troops invaded Poland from the east.
The US became officially involved in WWII on December 8, 1941, the day after Japan attacked the US Navy's Pacific Fleet at Pearl Harbor. The US involvement ended with the surrender of the Japanese on August 15, 1945. The Answer: a little less than four years.