共 50 条
- [42] Randomization and baseline transmission in vaccine field trials EPIDEMIOLOGY AND INFECTION, 2007, 135 (02): : 181 - 194
- [43] A FIELD TRIAL OF INACTIVATED MEASLES VIRUS VACCINE IN YOUNG SCHOOL CHILDREN JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1965, 194 (05): : 494 - &
- [44] SYMPOSIUM ON CONTROLLED VACCINE FIELD TRIALS - POLIOMYELITIS AMERICAN JOURNAL OF PUBLIC HEALTH AND THE NATIONS HEALTH, 1957, 47 (03): : 283 - 287
- [46] INACTIVATED MEASLES VACCINE JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1962, 179 (11): : 892 - &
- [50] Evaluation of Mycoplasma hyopneumoniae inactivated vaccine in pigs under field conditions JOURNAL OF VETERINARY MEDICAL SCIENCE, 1999, 61 (10): : 1131 - 1135