Learn More
Some of the most interesting features of the geomagnetic field and its time variations are displayed in polar areas. Observatory monthly means usually provide an excellent opportunity to study the temporal changes of the magnetic field at a given location. Unfortunately, on the Antarctic continent the distribution of the permanent ground-based observatories(More)
Retained gallstones are considered a complication of cholecystectomies. If stones can be removed using minimally invasive procedures (i.e., laparoscopically), patients' recovery time may decrease and satisfaction may increase. Correct and immediate diagnosis of this complication at the time of the procedure often is the determining factor between patients'(More)
  • 1