healthy individuals
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healthy lungs
healthy male subjects
healthy male volunteers
healthy males
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healthy middle-aged subjects
healthy mothers
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healthy non-pregnant women
healthy non-smokers
healthy older
healthy older adults
healthy older men
healthy oral mucosa
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healthy people
healthy periodontium
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healthy pigs
healthy plants
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healthy postmenopausal women
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healthy pregnant women
healthy premenopausal women
healthy rabbits
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healthy schoolchildren
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healthy tissue
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healthy volunteers

healthy weight
healthy women
healthy young
healthy young adults