Remarks on the occurrence of Weil's disease in the Netherlands G. D. Hemmes OriginalPaper Pages: 29 - 32
An encephalitis epidemic caused by the virus of lymphocytic choriomeningitis J. D. VerlindeJ. van der WerffW. Briët Jr. OriginalPaper Pages: 33 - 50
The question of the presence of influenza virus in the faeces of mice after infection and feeding with the virus Gerald J. Schipper OriginalPaper Pages: 51 - 57
Is it justified to use lactose broth for the detection ofB. coli in the presumptive test of routine water analysis? T. Folpmers OriginalPaper Pages: 58 - 64
Phototaxis in the purple bacteriumRhodospirillum rubrum, and the relation between phototaxis and photosynthesis A. Manten OriginalPaper Pages: 65 - 86
An investigation about “anticoagulase”, a ferment said to be produced by staphylococci M. BruiningH. H. Cohen OriginalPaper Pages: 87 - 96
On the production of food yeast from partially hydrolyzed cereal straw K. R. BesF. C. GerretsenE. L. Ritman OriginalPaper Pages: 97 - 125
Infection withSalmonella anatum of the cow in connection with salmonellosis of ducks A. ClarenburgH. H. Vink OriginalPaper Pages: 126 - 128
The role of frogs in the epidemiology of Weil's disease P. H. van Thiel OriginalPaper Pages: 129 - 144
Avidity A factor to be considered in the interpreting of the agglutination-inhibition test for influenza a viruses J. E. DingerHendrik L. Wolff OriginalPaper Pages: 145 - 152
La détermination sérologique de la poliomyélite asymptomatique dans la famille J. D. VerlindeE. SangsterJ. Winsser OriginalPaper Pages: 153 - 160
The epidemiology of shigellosis (bacillary dysentery) on Curaçao A. W. Pot OriginalPaper Pages: 161 - 168
Quelques remarques sur l'épidémiologie de la poliomyélite antérieure aiguë G. D. Hemmes OriginalPaper Pages: 169 - 172
Isolation of a strain of influenza-a-virus from the trachea in a case of influenza pneumonia in the winter of 1947 J. MulderJ. van der VeenJ. J. Brans OriginalPaper Pages: 184 - 192
A study of corynebacteria from human sources, and especially of their sensitivity to antibiotics Maurice WelschJoseph Thibaut OriginalPaper Pages: 193 - 213
Some aspects of the adaptation of influenza virus onto mice J. Winsser OriginalPaper Pages: 214 - 222
Observations on submerged water moulds in the Netherlands Agathe L. van Beverwijk OriginalPaper Pages: 223 - 250
