The most common presenting complaint of DID is depression, with headaches being a common neurological symptom. Co-morbid disorders can include substance abuse, eating disorders, and anxiety. Things like posttraumatic stress disorder (PTSD) and personality disorders are introjected behaviors only.
Fourteen of them were the notebooks Darwin used on his shore excursions during the voyage of the Beagle (1831-1836). This is the first complete edition of these important notebooks, thirty years in the making. The notebooks were also published in 2009 as a book: Gordon Chancellor and John van Wyhe eds.
IFREMER and RMS Titanic Inc., the successors to the sponsors of the 1987 expedition, returned to the wreck with Nautile and the ROV Robin in June 1993. Over the course of fifteen days, Nautile made fifteen dives lasting between eight and twelve hours.