Assertion: sids | /r/HasProperty | triggered by childhood vaccinations
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Source sentences:
text: From the time of its identification, researchers have posited a number of causes—from a theory (popular in the 1960s and since discredited) that SIDS was caused by parental neglect to suggestions that SIDS was triggered by childhood vaccinations, blood disorders, and apnea (a disorder in which breathing is arrested during sleep)—but none has been borne out by further research.