605,291 TAYLOR P.M. /wspóaut./ Effects of extra early mother—infant contact / by P.M. Taylor /et al./; from the Departments of Pediatrics and Community Medicine, University of Pittsburgh School of Medicine, and the Department of Psychology, University of Pittsburgh. — Pittsburgh : Distributed by the Almqvist and Wiksell Periodical Co, Stockholm, 1985. — 22 s. : wykr. ; 25 cm (Acta Paediatrics Scandinavica, ISSN 0300-8843 : suppl. 316)