TY - JOUR DP - http://iris.who.int/ DB - WHO IRIS EP - 122 AU - Reid, D. AU - Grist, N. R. AU - Nájera, R. CY - Geneva PP - Geneva C2 - 307440 C2 - 307440 LA - en UR - https://iris.who.int/handle/10665/261712 JF - Bulletin of the World Health Organization DA - 1978 PY - 1978 IS - 1 SP - 117 TI - Illness associated with ”package tours”: a combined Spanish—Scottish study* VL - 56 KW - Research SN - 0042-9686 ER -