EDITORIAL
Environmental Fluoride Problems in China
  M-H Yu, H Tsunoda;
  Bellingham, Washington, USA,
  and Morioka, Japan ... 163-166

ORIGINAL ARTICLES
Fluoride in Toothpaste: Cause for Concern
  BP Rajan, N Gnanasundaran,
  and R Santhini;
  Madras, India ... 167-170

Estimation of Fluoride Content of Toothpaste
  VA Joshi, MV Nanoti;
  Nagpur, India ... 171-176

Cost-Effectiveness Analysis: Application to Industrial Fluorosis
  P Rey, A Bousquet;
  Geneva, Switzerland ... 177-184

The Accumulation of Airborne Fluorides by Perennial Ryegrass Cultures
  L de Temmerman, H Baeten;
  Tervuren, Belgium ... 185-192

Experimental Fluorosis in Sheep: Fluoride Kinetics and Alleviating Effects of Aluminum Sulfate
  M. Kessabi, A. Hamliri, JP Braun;
  Rabat, Morocco; Toulouse, France ... 193-200

Determination of Fluorocarbons Obtained by the Photochlorination Reaction
  Y Takizawa, H Muto;
  Akita, Japan ... 201-209

ABSTRACTS
Tooth Damage in Field Voles, Wood Mice and Moles in Areas Polluted by Fluoride from an Aluminum Reduction Plant
  KC Walton;
  Bangor, Wales, United Kingdom ... 210

Extraction of Fluoride from Soil with Water, and with Hydrochloric Acid Solutions Simulating Predator Gastric Juices
  KC Walton;
  Bangor, Wales, United Kingdom ... 211

Endemic Fiuorosis in the Ethiopian Rift Valley
  RT Haimanot, A Fekadu, B Bushra;
  Addis Ababa, Ethiopia ... 212-213

Enhancement of the Twitch of Bull Frog Sartorius Muscle by Fluorides
  T Hattori, H Maehashi;
  Shiojiri, Japan ... 213

Bioavailability of Fluoride from Some Health Food Products in Man
  K Trautnern J Einwas; Wurzburg,
  Federal Republic of Germany ... 214

AUTHORS INDEX ... 215-216

SUBJECT INDEX ... 217-224