TY - SER ED - Medical University TI - Folia medica: Coll. of research work SN - 0204-8043 PY - 1959///- CY - Plovdiv PB - Publ. Med. Univ. KW - Medicine KW - Investigations KW - Periodicals UR - e-mail: medlib@hms-plovdiv.acad.bg ER -