Hair loss may occur during the first few months of treatment.

Some hair loss may occur during the first few months of starting this drug.

It's about the incidents which have occurred during the recent months.

These problems were generally mild and occurred more frequently during the first month of treatment.

The limited release of the film occurred during the month after the September 11 attacks.

The festival is a free, annual event and usually occurs during the month of July.

Breakthrough bleeding may occur, especially during the first 3 months.

All this occurred during the first month of the long vacation.

Most recovery occurs during the first 3 months after a stroke but may continue slowly over the next few years.

Morning sickness occurs most often during the first three months of pregnancy.