PT  - JOURNAL ARTICLE
AU  - R. E. Hope-Simpson
TI  - The spread of type A influenza.
DP  - 1985 Jun 01
TA  - The Journal of the Royal College of General Practitioners
PG  - 267--269
VI  - 35
IP  - 275
4099  - http://bjgp.org/content/35/275/267.short
4100  - http://bjgp.org/content/35/275/267.full
SO  - J R Coll Gen Pract1985 Jun 01; 35