AndersonD CStoeszP AKaufmannA F (1978) American Journal of Epidemiology107, 140–148
2.
AndrewsB EMajorRPalmerS R (1981) Lanceti, 632–634
3.
British Medical Journal (1981) 283, 1414
4.
DurfeeP TPullenM MCurrierR WParkerR L (1975) Journal of the American Veterinary Association167, 804–808
5.
IronsJ VDenleyM LSullivanT D (1955) In: Psittacosis Diagnosis, Epidemiology and Control. Ed. BeaudetteF R. Rutgers University Press, New Brunswick, NJ; pp 44–65
6.
Lancet (1973) ii, 1246
7.
McKendrickG D WDaviesJDuttaT (1973) Lancetii, 1255
8.
MeyerK F (1965) In: Disease of Poultry. 5th edn. Ed. BiesterH ESchwartsL H. Iowa State University Press, Ames, Iowa; pp 675–770
9.
MordhorstC-H (1978) Ugeskrift for Laeger140, 2875–2880