The defining characteristic of a two-stroke engine is to fire (combust) every time the piston is at top dead center. This makes them highly power dense, but also notoriously makes two-stroke engines ...

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TTR: Time in therapeutic range (international normalized ratio 2.0–3.0 inclusive ... cardiac arrhythmia and predisposes patients to stroke and systemic embolism. Vitamin K antagonists have ...

REUTERS/Jeenah Moon/File Photo The Trump administration cannot use U.S. foreign policy interests to justify its detention of Columbia University student and pro-Palestinian activist Mahmoud Khalil ...