TY - JOUR T1 - A 'herald wave' of type A influenza of the H1N1 sub-type. JF - The Journal of the Royal College of General Practitioners JO - J R Coll Gen Pract SP - 475 LP - 476 VL - 36 IS - 291 AU - J. Watkins Y1 - 1986/10/01 UR - http://bjgp.org/content/36/291/475.2.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -