Classification
LHW - Bacteria - general aspects
21
LHX - Bacteria - morphology, systematics
11
HBM - Medical microbiology, infectious diseases
3
LHL - Microbiology - general aspects
2
LHM - Microbiology - genetics
2
LHH - Microbiology - methods
1
LHN - Fungi - general aspects
1
LHY - Bacteria - physiology
1
LHZ - Viruses
1
LWP - Agriculture - animal husbandry
1