You might wonder where the Internet came from; it seemed to take off virtually overnight. In fact, the vital piece of infrastructure on which the Net is built was already in place and had been invented back in the 1860s. I'm referring, of course, to thetelephonesystem. When computer ne...
short-acting beta-2 agonists;sport;asthma;exercise-induced bronchoconstriction;doping;overuse 1. Introduction Regular physical activity is associated with better asthma control. Our society encourages people to take part in sports, which helps to reduce the incidences of chronic diseases and allows pati...
2.7. Operant Conditioning Behavioral Test The operant conditioning behavioral test was carried out in an open area to which the donkeys were previously accustomed (it was part of the area over which the donkeys developed their daily activities). During the operant conditioning test, the donkeys ...