PATHOLOGY (developmental) 

 see also Anomalies; Bacteria; 



Malformations; 



Teratogenesis; Toxins; 



Virus(es) 



axial structures 



Amphibia Lipton 

 Aves Lipton 



cellular & biochem. aspect 

 Insecta Bhaskaran 



dorsal skin 



PHYSICAL FACTORS 



see specific physical agents; 

 Environmental factors 



PHYSIOLOGY (developmental) 

 see Embryology (experi- 



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