Here are several stamps about Malaria not related to 1962 UN campaign against Malaria:
Malaria Control, issued by India on January 26, 1955 to publicize the five years plan:

Anti-Malaria work, issued by Turkey on December 31, 1961 to commemorate UNICEF activities:

Malaria control, definitive stamp, issued by Swaziland on April 24, 1962:

Anopheles mosquito (Anopheles maculipennis) and Malaria parasite infected blood cells, issued by Poland on August 19, 1978 to publicize the 4th international parasitological congress:

Malaria infected person, blood cells and mosquito, issued by Kenya on June 25, 1985 to publicize the 7th international congress of protozoology:
