Assertion: opiate's use | /r/CapableOf | contribute to condition
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Source sentences:
text: The use of “dirty” or shared needles when injecting heroin can spread deadly infectious diseases such as HIV and Hepatitis B and C. Injecting drugs and/or sharing needles can contribute to other diseases and conditions that may be serious or even life threatening, including endocarditis, embolism or blood clot, botulism, tetanus, and flesh-eating bacteria.