Psittacosis known serovars. All should be considered to be readily transmissible to humans. "C. psittaci" serovar A is endemic among psittacine birds and has caused sporadic zoonotic disease in humans, other mammals, and tortoises. Serovar B is endemic among pigeons, has been isolated from turkeys, and has also been identified as the cause of abortion in a dairy herd. Serovars C and D are occupational hazards for slaughterhouse workers and for people in contact with birds. Serovar E isolates (known as Cal-10, MP, or MN) have been obtained from a variety of avian hosts worldwide, and although they were associated with
Contagious (novel) J. C. Hutchins writing that the book "stayed on target, accelerated, and exceeded my expectations". TOR.com also praised the book, stating that it was "gripping, horrifying, and manages to tie several separate plot threads together effortlessly" while criticizing the portrayal of some of the characters. Bookreporter and Monsters and Critics both positively reviewed the book, with Bookreporter calling it a "don't miss." Contagious (novel) Contagious is a science fiction thriller novel by Scott Sigler. It is the sequel to Sigler's "Infected", and like its predecessor was released in both podcast and print versions. "Contagious" continues the story of 2008's "Infected",