EFFECT OF PERIODONTAL THERAPY ON COPD OUTCOMES: A SYSTEMATIC REVIEW


A feeble window on leptophilic dark matter

Abstract In this paper we study a leptophilic dark matter scenario involving feeble dark matter coupling to the Standard Model (SM) and compressed dark matter-mediator mass spectrum.We consider a simplified model where the SM is extended with one Majorana fermion, the dark matter, and one charged scalar, the mediator, coupling to the SM leptons thr

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