| http://www.w3.org/ns/prov#value | - Medical care should be sought if any of the following symptoms occurs with nausea and vomiting: very forceful vomiting; high fever, over 101 degrees Fahrenheit; severe headache or pain; diarrhea; blood in the vomited material, which may look red or brown, like coffee grounds; heavy sweating; or unusual weakness; if the nausea lasts for more than a few days; if there is a possibility of being pregn
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