Complete protection against the childhood diseases today may require 7 to 14 visits with a doctor or a nurse.

The efficient protection of an entire building requires extensive analysis and engineering to determine the appropriate locations to be treated.

Full protection would require a team of eight men working shifts over twenty-four hours.

Short-term protection from the anthrax vaccine requires three injections over four weeks, and a small number of workers received their first shot late last week.

Access to and protection of wild areas require a very delicate balance.

Does equal protection require some degree of standardization, and what is that degree?

But, he added, "the First Amendment's protection of religious liberty does not require this."

Therefore efficient protection requires more than just the protection of individuals: we need to protect entire groups.

Such protection requires fundamental measures which have been noted and emphasized by the European Parliament.

That protection requires that humans and seals come into as little contact as possible.