Opioids linked with road trauma Fecal transplant comes of age Meta-analysis shows folic acid unlikely to increase cancer risk But findings should be viewed with caution, observers say What men can learn from women about investing PRACTICE GEM: Smile—even if you don’t feel like it MALE FRAUD: Men more likely than women to fudge research Study shows senior scientists, not trainees, are most often guilty Coughs long-lasting: Patients’ mistaken beliefs lead to antibiotic overuse ASA effective against recurrent thromboembolism Aspirin offers an inexpensive and safe long-term preventive option Silver catheters too costly Pricey coatings don’t make a difference, Canadian doctors find International scientists resume work on enhancing transmissibility of avian flu 'Aims of moratorium called last year have been met’ First Previous 627 628 629 630 631 Next Last