The proliferation of E-commerce sites has made web an excellent source of gathering customer reviews about products; as there is no quality control anyone one can write anything which leads to review spam. This paper previews and reviews the substantial research on Review Spam detection technique. Further it provides state of art depicting some previous attempt to study review spam detection.

No abstract

No abstract

Sternal osteomyelitis secondary to penetrating trauma is an uncommon entity and only few cases have been reported. We report a case of sternal osteomyelitis in a patient with sickle-cell anaemia with a unique past history of arrow-head injury who presented with signs and symptoms of sternal infection. Imaging studies suggested osteomyelitis and the patient underwent sternal debridement, with a successful outcome.