What do phasic cholinergic signals do?

What do animal signals mean?

0003-3472/$38.0

National Curriculum: What Do International Experiences Say?

The conceptions, practices and efforts of some education systems in ten countries and four continents of the world, in area of national curriculum, have been reviewed and analyzed in this inquiry to represent a brief look of their experiences and obtain some guidelines for delineating and developing national curriculum. The methodology in this inquiry has been descriptive and analytical researc...

Superior Capsule Reconstruction: What Do We Know?

The management of irreparable rotator cuff tears remains challenging. Since its introduction by Mihata in 2012, superiorcapsule reconstruction (SCR) has grown in popularity at an astonishingly rapid rate. The aim of this article is to providea comprehensive review of the available literature, in order to highlight what has so far been published on SCR,covering all aspects including biomechanica...

Do We Know What We Do not Know? A Response to Celine Bonnet

Diagnostic and therapeutic challenges for dermatologists: What shall we do when we don’t know what to do?

What shall we do when we have done everything we could for the diagnosis and treatment of a patient, but were not successful? What shall we do when there is no definite treatment for a patient? What shall we do when we have no diagnosis or treatment for a patient? Some useful suggestions are presented here to get rid of these situations.