Results 211 to 213 of about 3,317 (213)

Methodological problems in register-based studies

Nordic Journal of Psychiatry, 1998
exaly  

The use of low-molecular-weight heparins as prophylaxis in cancer surgery patients - A register-based research program in Sweden

European Journal of Surgical Oncology
Jenny Norlin, Frida Hjalte, Rachel Bowes, Benny Beitner, Johan Elf   +4 more
openaire   +1 more source

Birth and Inequality: the Role of Ethnicity. Nordic Meeting on Register-based Health Research

2005
MANEA S., FERRANTE A., SALMASO L., BARELLA A., MELO M., FACCHIN, PAOLA   +5 more
openaire   +1 more source