Abstract: Analytical state propagation under arbitrary continuous thrust acceleration near libration points in the circular restricted three-body problem is presented. The orbit motion is described by ...
Calgary Herald on MSN
Back blows now recommended before Heimlich manoeuvre when someone choking: American Heart Association
New guidelines from the American Heart Association caution against starting with the Heimlich manoeuvre to save someone who ...
Codeveloped by the American Heart Association and the American Academy of Pediatrics, this publication presents the 2025 guidelines for basic life support during cardiopulmonary resuscitation and ...
Chest pain when coughing can sometimes be a sign of a medical emergency like a heart attack. Acute bronchitis causes symptoms like coughing with mucus and chest soreness. GERD involves stomach acid ...
Hyunsuk Steven Choi is a Boeing 737 Ground School Instructor at Airline in Korea and a Ph.D. candidate in Aviation Management at University. With experience as a former flight instructor and ...
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