共 50 条
- [22] CLEFT-LIP AND PALATE IN PUERTO-RICO - A 33 YEAR STUDY CLEFT PALATE JOURNAL, 1986, 23 (01): : 48 - 57
- [24] FURTHER DEVELOPMENTS IN THE STUDY OF THE RATOON STUNTING DISEASE OF SUGARCANE IN PUERTO-RICO JOURNAL OF AGRICULTURE OF THE UNIVERSITY OF PUERTO RICO, 1979, 63 (02): : 146 - 151
- [28] URBAN POOR OF PUERTO-RICO - STUDY IN DEVELOPMENT AND INEQUALITY - SAFA,HI URBAN LIFE, 1977, 6 (01): : 111 - 112