EDITORIAL REVIEW
Phenomenal Cancer Mortality Rates Among Danish Cryolite Factory Workers ... 181-186

ORIGINAL ARTICLES
Boron as an Antidote to Fluorosis?
Part I: Studies on the Skeletal System
  J Franke, H Runge, R Beech,
  W Wiedner, W Kochmann, M Moritz,
  L Barthold, and D Geinitz,
  Erfurt, GDR ... 187-197

Fluorosis in Nalgonda District in Relation to Chemical Characteristics of Potable Water and Staple Food
  K Rajyalakshmi, NV Rao,
  Hyderabad, India ... 198-203

Sequence of Fiuorotic Changes in Long Bones of Males and Females (An Experimental Study in Rabbits)
  RL Mittal, SS Makhni, DK Markan,
  Patiala, India ... 203-207

Deposition Velocity of Ambient Fluorides on Experimental Grass Cultures
  L De Temmerman, H Baeten, and
  EL Raekelboom, Tervuren, Belgium ... 208-211

Fluoride Contamination in Relation to Land Faults in La Rioja, Spain
  I Jimenez Dominguez, La Rioja, Spain ... 212-216

F Effect on Calcium and Phosphate Content in Femur of the Pregnant Rat and on Calcium Transfer Through the Placenta
  L Stosser, R Heinrich, Erfurt, GDR ... 216-220

Effects of Supplemental Vitamin E on Dental Fluorosis in Rats. A Qualitative Preliminary Study
  AW Burgstahler, Lawrence, Kansas ... 221-226

ABSTRACTS
Serum Biochemical Effects of Fluoride on Cattle in the Darmous Area
  M Kessabi, M Khouzaimi, JP Braun,
  and A Hamliri, Agdal, Marocco ... 227

A Study on Analysis of Fluoride in Rice
  Shusaku Hara, Saitama, Japan ... 228

Glycosaminoglycan Alterations in Rat Bone Due to Growth and Fluorosis
  CW Prince, and JM Navia,
  Birmingham,·Alabama ... 229-230

A Surfeit of Fluoride?
  Geoffrey E Smith, Melbourne, Australia ... 230-231

Dental Health Status and Attitudes to Dental Care in Families Participating in a Danish Fluoride Tablet Program
  Friis-Hasche, J Bergmann, A Wenzel,
  A Thylstrup, K Miller, Pedersen and
  P Erik Petersen, Copenhagen, Denmark ... 232

Effects of Dog Food Containing 460 ppm Fluoride on Rat Reproduction
  Thomas A Marks, Diana Schellenberg,
  Carl M Metzler; Kalamazoo, Michigan ... 233-234

Effect of Fluoride Compounds on the Respiratory Enzymes
  Z Machoy, Szczecin, Poland ... 234

Fluoride Toxicosis in Wild Ungulates
  JL Shupe, AE Olson, HB Peterson,
  JB Low, Logan, Utah ... 235-236

Some Effects of Bone Meal Supplemented Diet on Bone and Teeth of Growing Rats
  P Rasmussen, GR Wesenberg,
  Bergen, Norway .. 237

Distribution of Fluoride to Human Breast Milk Following Intake of High Doses of Fluoride
  J Ekstrand, CJ Spak, J Falch,
  J Afesth, and H Ulverstad,
  Stockholm, Sweden and Oslo, Norway ... 238

Dental Fluorosis Caused by Polluted Air Due to Burning Coal in the Room
  Li Shang, Hunan, China ... 239-240

Osservazione di Cinque Casi di "Asma da Fluoro" (5 Cases of Fluoride Asthma)
  P Maestrelli, G Marcer, and
  E Clonfero, Milano, Italy ... 240

Fluoride in Saliva After Various Topical Treatments
  I Rytomaa, and JH Meurman,
  Helsinki, Finland ... 241

BOOK NOTICE
AP Avcyn and AA Zahvoronkov:
Patologiya flyuorosa (Pathology of Fluorosis)
Translated from Russian by
  J Franke, Erfurt, GDR ... 236

CORRECTION ... 236

AUTHOR INDEX ... 242-243
SUBJECT INDEX ... 244-249