Rate responsive pacing is given a Class IIa indication in those with documented chronotropic incompetence.

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It features a pear-shaped D color, type IIa diamond of 15.31 cts. and VVS2 clarity before.

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Gemesis colorless diamonds are all certified as Type IIa, the purest type of diamond, almost or entirely devoid of chemical impurities.

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The D color, flawless clarity stone is part of the Type IIa subgroup, which comprise less than 2 percent of all gem diamonds.

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Single lead VDD pacing in those with intact sinus node function (i.e. a young patient with congenital AV block) gets a class IIa indication.

FORBES: Overview of the New HRS/ACCF Pacemaker Guidelines

All three diamonds, as previously mentioned, are of Type IIa quality.

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Adding to their allure is that they have also been determined to be Type IIa, the most chemically pure form of diamond showing exceptional appeal transparency.

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H-IIA as a commercial venture, have played down the disaster.

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One small company in Seattle, Koronis Pharmaceuticals, has even attempted to eradicate HIV by causing the virus to mutate itself out of existence (as researched in a recent Stage IIa trial).

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Naurex said the main side effects in a Phase IIa study of its GLYX-13 compound with 116 people with depression were headache and sleepiness, similar to the effects of a placebo saline injection.

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H-IIA as a commercial launcher.

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