robert, from los angeles, had four children from a previous marriage when he met helen through friends in the early 1960s.
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when robert had to go on full medical disability in his early 50s after hurting himself at work, helen went back to work, this time in the oil industry.
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mrs cavanagh, from foyle park in londonderry, had a complex medical history of chronic heart and renal failure.
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novartis india appoints milan paleja as vice chairman and md