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Abisf Abisf
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Posts: 525
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6 years ago
Which infectious agent is linked to stomach cancer?
 a. Helicobacter pylori
 b. human immunodeficiency virus
  c. human papillomavirus
 d. Streptococcus sanguis
 e. Chlamydia pneumoniae
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rosie_9800rosie_9800
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6 years ago
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