The secondary attack rate of seasonal influenza ranges from 5% to 15%. Current estimates of the secondary attack rate of H1N1 range from 22% to 33%.

季节性流感的续发率从5%至15%不等，而据目前估计，甲型h1n 1流感续发率在22%至33%之间。

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Brawling has dexterity as its primary attack talent, and agility as its secondary attack attribute.

肉搏的主要攻击属性是灵巧，次要攻击属性是敏捷。

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Lord Warner said examples of products where restrictions are likely to be lifted include 75mg aspirin tablets for secondary prevention of heart attack or stroke, and the use of products containing calcium and vitamin D by patients with osteoporosis.

BBC: Drug ad ban lifted

Secondary factors such as misinterpreting the attack as a heart attack or impending madness, and avoiding situations that might trigger panic attacks interfered with the person's life more than the actual panic attack itself.

BBC: Panic attack gene breakthrough

He admits that trade unions had hoped to use the charter to attack the Thatcher labour laws, such as one barring secondary picketing, but says that is now impossible.

ECONOMIST: The European Union summit: A difficult birth | The