共 50 条
- [23] A COMPARISON BY SAMPLING METHOD OF POLIO ANTIBODIES IN POLIO-FREE AND POLIO-STRICKEN AREAS ANNALES MEDICINAE EXPERIMENTALIS ET BIOLOGIAE FENNIAE, 1962, 40 : 5 - &
- [27] Challenges of Maintaining Polio-free Status of the European Region JOURNAL OF INFECTIOUS DISEASES, 2014, 210 : S194 - S207