1.   Multiple blood samples or extensive paperwork would bring more.

2.   The change in the law establishes a four-month window for qualified immigrants to file the extensive paperwork necessary for the petitions.

3.   The online system was intended to cut down on the extensive paperwork that traditionally has determined who goes to medical school in this country.

4.   But travel further afield was impossible without extensive paperwork.

5.   The court decided the case without hearing oral arguments or reviewing extensive paperwork from both sides.

6.   Travel further afield, however, was impossible without extensive paperwork.