81.   Shahak had a period of grace because as a soldier he was prohibited from expressing opinions.

82.   Some patients have periods of severe symptoms, after which they recover almost totally until the next attack.

83.   The researchers could think of no biologically plausible reason why the sterilized women have easier periods and speculated that the difference could be a matter of chance.

84.   The user has her period in the fourth week.

85.   They had a period when they gave away the ball too often in midfield and allowed the Chinese to maintain pressure.

86.   They told me it was wonderful to see that we had periods of doubt and anxiety, Brian and I.

87.   Those who completed the acupuncture treatment also had longer periods of sustained abstinence than participants in either control group.

88.   We have a period of exclusivity that we need to take advantage of.