[Toxocara sp in the playgrounds and sand pits in Besançon. Impact in urban hygiene. Prophylactic measurements for a clean city].

The authors presents the results of parasitology study to determine the prevalence of Toxocara species eggs in 29 playgrounds and sandpits of Besançon. Eggs of Toxocara were found in 25 of sandpits. This results were compared with these found in the world literature.