@article {Toppila:2001:0736-2935:484,
title = "Development of hearing conservation program for Finnish National Opera",
journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings",
parent_itemid = "infobike://ince/incecp",
publishercode ="ince",
year = "2001",
volume = "2001",
number = "6",
publication date ="2001-08-27T00:00:00",
pages = "484-489",
itemtype = "ARTICLE",
issn = "0736-2935",
url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2001/00002001/00000006/art00005",
keyword = "62.3, 51.1.2",
author = "Toppila, Esko and Laitinen, Heli and Olkinuora, Pekka and Kuisma, Kaarina and Perala, Katja",
abstract = "",
}