[IMPRESSIONS OF A STUDY TRIP IN WESTERN EUROPE].
D002689:Chlamydia; D003718:Denmark; D004739:England; D005060:Europe; D005602:France; D005858:Germany; D005860:Germany, West; D006801:Humans; D014141:Trachoma; D014195:Travel; D014780:Viruses
CHLAMYDIA; DENMARK; ENGLAND; EUROPE; FRANCE; GERMANY, WEST; TRACHOMA; TRAVEL; VIRUSES
IMPRESSIONS D'UN VOYAGE D''ETUDE EN EUROPE OCCIDENTALE.