Magic blue (MB+˙ SbCl6− salt), i.e. tris-4-bromophenylamminium cation radical, is a routinely employed one-electron oxidant that slowly decomposes in the solid state upon storage to form so called ‘blues brothers’, which often complicate the quantitative analyses of the oxidation processes. Herein, we disclose the identity of the main ‘blues brother’ as the cation radical and dication of tetrak...

The voice is apparently used in quite different manners in different styles of singing. Some of these differences concern the voice source, which varies considerably with loudness, pitch, and mode of phonation. We attempt to describe voice source differences between Classical, Pop, Jazz and Blues styles of singing as produced in a triad melody pattern by a professional female singer in soft, mi...

The Rochester area has one of the lowest hospital utilization rates of any major metropolitan area in the country, around 560 days per 1,000 for the Blue Cross population (which is 85 percent of the market) in 1977. This rate has been steadily declining each year, a fact attributed by Blue Cross/Blue Shield members to health maintenance organization (HMO) competition in the area (132). Blue Cro...

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