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During injection, patients commonly report feeling: A brief pinch as the needle enters the skin Mild pressure as the medication is delivered (typically 5-10 seconds) Occasional slight burning or stinging sensation Minimal to no pain after needle withdrawal The anticipation of pain is often worse than the actual experience
Ethics declarations Competing interests The authors have no relevant financial or non-financial interests to disclose
Reporting any persistent or concerning symptoms to healthcare providers promptly
Auto-characterization of naturally fractured reservoirs drilled by horizontal well using multi-output least squares support vector regression
