共 50 条
- [32] SIZE DISTRIBUTION OF TRACE-METALS IN PONCE, PUERTO-RICO AIR PARTICULATE MATTER [J]. ATMOSPHERIC ENVIRONMENT PART B-URBAN ATMOSPHERE, 1991, 25 (01): : 121 - 131
- [33] ATMOSPHERIC TRACE-METAL MEASUREMENTS OF AIR PARTICULATE POLLUTION IN PONCE, PUERTO-RICO [J]. ENVIRONMENTAL TECHNOLOGY LETTERS, 1989, 10 (07): : 687 - 696
- [37] MALARIA IN PUERTO-RICO [J]. JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1954, 155 (16): : 1446 - 1446
- [38] PUERTO-RICO AND RABIES [J]. JOURNAL OF THE AMERICAN VETERINARY MEDICAL ASSOCIATION, 1994, 205 (03) : 402 - 402