51.   Other states restrict the number of OxyContin tablets that can be prescribed in a month.

52.   A closure restricting the number of Palestinian laborers allowed to enter the Jewish state was imposed after a series of suicide bombing attacks last spring.

53.   Along with other European Union states, Britain is seeking to restrict the number of countries which will be allowed to begin the negotiations.

54.   Bush decided Friday to restrict the number of lawmakers who get top-security briefings on the war against terrorism.

55.   But implementation had been blocked because Iraq insisted on restricting the number of observers to monitor the program.

56.   But Israel severely restricted the number of Palestinian workers allowed in following a series of attacks on Israelis by militants opposed to the peace process.

57.   But implementation was blocked because Iraq insisted on restricting the number of observers to monitor the program.

58.   But implementation of the plan had been blocked because Iraq had insisted on restricting the number of observers to monitor the program.

59.   China has tightly restricted the number of foreign films it lets in, both to censor political content and to protect domestic studios.

60.   Clarke, a diving enthusiast, said Wednesday the problem is so widespread that authorities may have to restrict the numbers of recreational divers in threatened areas.