Martínez I, Torres-Llauger R, Nevarez J E, Ruiz C
Bol Asoc Med P R. 1991 Jun;83(6):243-6.
This study consist of the trends of those malignant tumours in Puerto Rico diagnosed 1960 to 1988 that we considered more related with some environmental factors. For this purpose 160,288 cancer cases analyzed included 16,286 of squamous and basal cell carcinomas of the skin diagnosed from 1950 up to 1975 only. We have darkened in the map and mentioned below in this summary those municipalities with incidence greater than Puerto Rico's average.
本研究涵盖了1960年至1988年期间在波多黎各诊断出的那些恶性肿瘤的趋势，我们认为这些肿瘤与某些环境因素关系更为密切。为此，对160288例癌症病例进行了分析，其中仅包括1950年至1975年诊断出的16286例皮肤鳞状细胞癌和基底细胞癌。我们在地图上对发病率高于波多黎各平均水平的那些自治市进行了标注，并在本总结中提及。
