The rear-end treatment is neither too tall nor too chunky, and is adorned with neatly configured taillights and dual exhausts that are set in a low and assertive-looking fascia.

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Among other limitations of the studies: Patients whose claims were analyzed in the MD Anderson study weren't randomized to either treatment, nor did researchers know why patients had mastectomies.

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Neither Smith nor Bureau of Prisons spokeswoman Tracy Billingsley would disclose the nature of Gotti's illness or course of treatment.

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Nor was there a different approach taken towards a Chilean-owned pasta factory in wetlands outside Lima compared with the treatment given to two American companies in the same area.

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Dr Stevens said the quality of care given by doctors and nurses was not a concern, nor was it about a problem with triage - where patients are seen initially for an assessment about the urgency of treatment needed.

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