McKhann et al., 2011, Alzheimerâs & Dementia Possible AD â¢ Atypical course (e.g., sudden onset or no evidence of progressive decline) â¢ Etiologically mixed presentation â¢ Concomitant cerebrovascular disease (e.g., history of stroke temporally related to cognitive
Ellen Louise Ripley is a fictional character and the protagonist of the Alien film series played by American actress Sigourney Weaver.
Actor | Director | Producer. Dennis Weaver was born on June 4, 1924 in Joplin, Missouri, USA as William Dennis Weaver. He was an actor and director, known for Gunsmoke (1955), Duel (1971) and Gentle Ben (1967). He was married to Geraldine Stowell. He died on February 24, 2006 in Ridgway, Colorado, USA. See full bio Â».